7410040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1531}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 18338040

約数和(自身を除く): 10928000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 1531, 2420, 3062, 4840, 6124, 7655, 12248, 15310, 16841, 30620, 33682, 61240, 67364, 84205, 134728, 168410, 185251, 336820, 370502, 673640, 741004, 926255, 1482008, 1852510, 3705020, 7410040]

約数ペア:

[(1, 7410040), (2, 3705020), (4, 1852510), (5, 1482008), (8, 926255), (10, 741004), (11, 673640), (20, 370502), (22, 336820), (40, 185251), (44, 168410), (55, 134728), (88, 84205), (110, 67364), (121, 61240), (220, 33682), (242, 30620), (440, 16841), (484, 15310), (605, 12248), (968, 7655), (1210, 6124), (1531, 4840), (2420, 3062)]