460699990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1\times {\mathrm{2011}}^1$

素因数の和:2788

約数の個数: 32

約数和(自身を含む): 857594880

約数和(自身を除く): 396894890

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 739, 1478, 2011, 3695, 4022, 7390, 10055, 20110, 22909, 45818, 62341, 114545, 124682, 229090, 311705, 623410, 1486129, 2972258, 7430645, 14861290, 46069999, 92139998, 230349995, 460699990]

約数ペア:

[(1, 460699990), (2, 230349995), (5, 92139998), (10, 46069999), (31, 14861290), (62, 7430645), (155, 2972258), (310, 1486129), (739, 623410), (1478, 311705), (2011, 229090), (3695, 124682), (4022, 114545), (7390, 62341), (10055, 45818), (20110, 22909)]