7440620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 17611776

約数和(自身を除く): 10171156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1091, 1364, 1705, 2182, 3410, 4364, 5455, 6820, 10910, 12001, 21820, 24002, 33821, 48004, 60005, 67642, 120010, 135284, 169105, 240020, 338210, 372031, 676420, 744062, 1488124, 1860155, 3720310, 7440620]

約数ペア:

[(1, 7440620), (2, 3720310), (4, 1860155), (5, 1488124), (10, 744062), (11, 676420), (20, 372031), (22, 338210), (31, 240020), (44, 169105), (55, 135284), (62, 120010), (110, 67642), (124, 60005), (155, 48004), (220, 33821), (310, 24002), (341, 21820), (620, 12001), (682, 10910), (1091, 6820), (1364, 5455), (1705, 4364), (2182, 3410)]