20934480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{733}}^1$

素因数の和:773

約数の個数: 160

約数和(自身を含む): 78637824

約数和(自身を除く): 57703344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 680, 714, 733, 816, 840, 952, 1020, 1190, 1360, 1428, 1466, 1680, 1785, 1904, 2040, 2199, 2380, 2856, 2932, 3570, 3665, 4080, 4398, 4760, 5131, 5712, 5864, 7140, 7330, 8796, 9520, 10262, 10995, 11728, 12461, 14280, 14660, 15393, 17592, 20524, 21990, 24922, 25655, 28560, 29320, 30786, 35184, 37383, 41048, 43980, 49844, 51310, 58640, 61572, 62305, 74766, 76965, 82096, 87227, 87960, 99688, 102620, 123144, 124610, 149532, 153930, 174454, 175920, 186915, 199376, 205240, 246288, 249220, 261681, 299064, 307860, 348908, 373830, 410480, 436135, 498440, 523362, 598128, 615720, 697816, 747660, 872270, 996880, 1046724, 1231440, 1308405, 1395632, 1495320, 1744540, 2093448, 2616810, 2990640, 3489080, 4186896, 5233620, 6978160, 10467240, 20934480]

約数ペア:

[(1, 20934480), (2, 10467240), (3, 6978160), (4, 5233620), (5, 4186896), (6, 3489080), (7, 2990640), (8, 2616810), (10, 2093448), (12, 1744540), (14, 1495320), (15, 1395632), (16, 1308405), (17, 1231440), (20, 1046724), (21, 996880), (24, 872270), (28, 747660), (30, 697816), (34, 615720), (35, 598128), (40, 523362), (42, 498440), (48, 436135), (51, 410480), (56, 373830), (60, 348908), (68, 307860), (70, 299064), (80, 261681), (84, 249220), (85, 246288), (102, 205240), (105, 199376), (112, 186915), (119, 175920), (120, 174454), (136, 153930), (140, 149532), (168, 124610), (170, 123144), (204, 102620), (210, 99688), (238, 87960), (240, 87227), (255, 82096), (272, 76965), (280, 74766), (336, 62305), (340, 61572), (357, 58640), (408, 51310), (420, 49844), (476, 43980), (510, 41048), (560, 37383), (595, 35184), (680, 30786), (714, 29320), (733, 28560), (816, 25655), (840, 24922), (952, 21990), (1020, 20524), (1190, 17592), (1360, 15393), (1428, 14660), (1466, 14280), (1680, 12461), (1785, 11728), (1904, 10995), (2040, 10262), (2199, 9520), (2380, 8796), (2856, 7330), (2932, 7140), (3570, 5864), (3665, 5712), (4080, 5131), (4398, 4760)]