20060460

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:118

約数の個数: 240

約数和(自身を含む): 75620160

約数和(自身を除く): 55559700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 29, 30, 35, 36, 42, 45, 54, 58, 60, 61, 63, 70, 81, 84, 87, 90, 105, 108, 116, 122, 126, 135, 140, 145, 162, 174, 180, 183, 189, 203, 210, 244, 252, 261, 270, 290, 305, 315, 324, 348, 366, 378, 405, 406, 420, 427, 435, 522, 540, 549, 567, 580, 609, 610, 630, 732, 756, 783, 810, 812, 854, 870, 915, 945, 1015, 1044, 1098, 1134, 1218, 1220, 1260, 1281, 1305, 1566, 1620, 1647, 1708, 1740, 1769, 1827, 1830, 1890, 2030, 2135, 2196, 2268, 2349, 2436, 2562, 2610, 2745, 2835, 3045, 3132, 3294, 3538, 3654, 3660, 3780, 3843, 3915, 4060, 4270, 4698, 4941, 5124, 5220, 5307, 5481, 5490, 5670, 6090, 6405, 6588, 7076, 7308, 7686, 7830, 8235, 8540, 8845, 9135, 9396, 9882, 10614, 10962, 10980, 11340, 11529, 11745, 12180, 12383, 12810, 15372, 15660, 15921, 16443, 16470, 17690, 18270, 19215, 19764, 21228, 21924, 23058, 23490, 24705, 24766, 25620, 26535, 27405, 31842, 32886, 32940, 34587, 35380, 36540, 37149, 38430, 46116, 46980, 47763, 49410, 49532, 53070, 54810, 57645, 61915, 63684, 65772, 69174, 74298, 76860, 79605, 82215, 95526, 98820, 106140, 109620, 111447, 115290, 123830, 138348, 143289, 148596, 159210, 164430, 172935, 185745, 191052, 222894, 230580, 238815, 247660, 286578, 318420, 328860, 334341, 345870, 371490, 445788, 477630, 557235, 573156, 668682, 691740, 716445, 742980, 955260, 1003023, 1114470, 1337364, 1432890, 1671705, 2006046, 2228940, 2865780, 3343410, 4012092, 5015115, 6686820, 10030230, 20060460]

約数ペア:

[(1, 20060460), (2, 10030230), (3, 6686820), (4, 5015115), (5, 4012092), (6, 3343410), (7, 2865780), (9, 2228940), (10, 2006046), (12, 1671705), (14, 1432890), (15, 1337364), (18, 1114470), (20, 1003023), (21, 955260), (27, 742980), (28, 716445), (29, 691740), (30, 668682), (35, 573156), (36, 557235), (42, 477630), (45, 445788), (54, 371490), (58, 345870), (60, 334341), (61, 328860), (63, 318420), (70, 286578), (81, 247660), (84, 238815), (87, 230580), (90, 222894), (105, 191052), (108, 185745), (116, 172935), (122, 164430), (126, 159210), (135, 148596), (140, 143289), (145, 138348), (162, 123830), (174, 115290), (180, 111447), (183, 109620), (189, 106140), (203, 98820), (210, 95526), (244, 82215), (252, 79605), (261, 76860), (270, 74298), (290, 69174), (305, 65772), (315, 63684), (324, 61915), (348, 57645), (366, 54810), (378, 53070), (405, 49532), (406, 49410), (420, 47763), (427, 46980), (435, 46116), (522, 38430), (540, 37149), (549, 36540), (567, 35380), (580, 34587), (609, 32940), (610, 32886), (630, 31842), (732, 27405), (756, 26535), (783, 25620), (810, 24766), (812, 24705), (854, 23490), (870, 23058), (915, 21924), (945, 21228), (1015, 19764), (1044, 19215), (1098, 18270), (1134, 17690), (1218, 16470), (1220, 16443), (1260, 15921), (1281, 15660), (1305, 15372), (1566, 12810), (1620, 12383), (1647, 12180), (1708, 11745), (1740, 11529), (1769, 11340), (1827, 10980), (1830, 10962), (1890, 10614), (2030, 9882), (2135, 9396), (2196, 9135), (2268, 8845), (2349, 8540), (2436, 8235), (2562, 7830), (2610, 7686), (2745, 7308), (2835, 7076), (3045, 6588), (3132, 6405), (3294, 6090), (3538, 5670), (3654, 5490), (3660, 5481), (3780, 5307), (3843, 5220), (3915, 5124), (4060, 4941), (4270, 4698)]