20129340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4357}}^1$

素因数の和:4387

約数の個数: 96

約数和(自身を含む): 70285824

約数和(自身を除く): 50156484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4357, 4620, 8714, 13071, 17428, 21785, 26142, 30499, 43570, 47927, 52284, 60998, 65355, 87140, 91497, 95854, 121996, 130710, 143781, 152495, 182994, 191708, 239635, 261420, 287562, 304990, 335489, 365988, 457485, 479270, 575124, 609980, 670978, 718905, 914970, 958540, 1006467, 1341956, 1437810, 1677445, 1829940, 2012934, 2875620, 3354890, 4025868, 5032335, 6709780, 10064670, 20129340]

約数ペア:

[(1, 20129340), (2, 10064670), (3, 6709780), (4, 5032335), (5, 4025868), (6, 3354890), (7, 2875620), (10, 2012934), (11, 1829940), (12, 1677445), (14, 1437810), (15, 1341956), (20, 1006467), (21, 958540), (22, 914970), (28, 718905), (30, 670978), (33, 609980), (35, 575124), (42, 479270), (44, 457485), (55, 365988), (60, 335489), (66, 304990), (70, 287562), (77, 261420), (84, 239635), (105, 191708), (110, 182994), (132, 152495), (140, 143781), (154, 130710), (165, 121996), (210, 95854), (220, 91497), (231, 87140), (308, 65355), (330, 60998), (385, 52284), (420, 47927), (462, 43570), (660, 30499), (770, 26142), (924, 21785), (1155, 17428), (1540, 13071), (2310, 8714), (4357, 4620)]