20376360

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:373

約数の個数: 160

約数和(自身を含む): 72309600

約数和(自身を除く): 51933240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 331, 342, 360, 380, 405, 456, 513, 540, 570, 648, 662, 684, 760, 810, 855, 993, 1026, 1080, 1140, 1324, 1368, 1539, 1620, 1655, 1710, 1986, 2052, 2280, 2565, 2648, 2979, 3078, 3240, 3310, 3420, 3972, 4104, 4965, 5130, 5958, 6156, 6289, 6620, 6840, 7695, 7944, 8937, 9930, 10260, 11916, 12312, 12578, 13240, 14895, 15390, 17874, 18867, 19860, 20520, 23832, 25156, 26811, 29790, 30780, 31445, 35748, 37734, 39720, 44685, 50312, 53622, 56601, 59580, 61560, 62890, 71496, 75468, 89370, 94335, 107244, 113202, 119160, 125780, 134055, 150936, 169803, 178740, 188670, 214488, 226404, 251560, 268110, 283005, 339606, 357480, 377340, 452808, 509409, 536220, 566010, 679212, 754680, 849015, 1018818, 1072440, 1132020, 1358424, 1698030, 2037636, 2264040, 2547045, 3396060, 4075272, 5094090, 6792120, 10188180, 20376360]

約数ペア:

[(1, 20376360), (2, 10188180), (3, 6792120), (4, 5094090), (5, 4075272), (6, 3396060), (8, 2547045), (9, 2264040), (10, 2037636), (12, 1698030), (15, 1358424), (18, 1132020), (19, 1072440), (20, 1018818), (24, 849015), (27, 754680), (30, 679212), (36, 566010), (38, 536220), (40, 509409), (45, 452808), (54, 377340), (57, 357480), (60, 339606), (72, 283005), (76, 268110), (81, 251560), (90, 226404), (95, 214488), (108, 188670), (114, 178740), (120, 169803), (135, 150936), (152, 134055), (162, 125780), (171, 119160), (180, 113202), (190, 107244), (216, 94335), (228, 89370), (270, 75468), (285, 71496), (324, 62890), (331, 61560), (342, 59580), (360, 56601), (380, 53622), (405, 50312), (456, 44685), (513, 39720), (540, 37734), (570, 35748), (648, 31445), (662, 30780), (684, 29790), (760, 26811), (810, 25156), (855, 23832), (993, 20520), (1026, 19860), (1080, 18867), (1140, 17874), (1324, 15390), (1368, 14895), (1539, 13240), (1620, 12578), (1655, 12312), (1710, 11916), (1986, 10260), (2052, 9930), (2280, 8937), (2565, 7944), (2648, 7695), (2979, 6840), (3078, 6620), (3240, 6289), (3310, 6156), (3420, 5958), (3972, 5130), (4104, 4965)]