9895820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1451}}^1$

素因数の和:1502

約数の個数: 48

約数和(自身を含む): 23417856

約数和(自身を除く): 13522036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1451, 1705, 2902, 3410, 5804, 6820, 7255, 14510, 15961, 29020, 31922, 44981, 63844, 79805, 89962, 159610, 179924, 224905, 319220, 449810, 494791, 899620, 989582, 1979164, 2473955, 4947910, 9895820]

約数ペア:

[(1, 9895820), (2, 4947910), (4, 2473955), (5, 1979164), (10, 989582), (11, 899620), (20, 494791), (22, 449810), (31, 319220), (44, 224905), (55, 179924), (62, 159610), (110, 89962), (124, 79805), (155, 63844), (220, 44981), (310, 31922), (341, 29020), (620, 15961), (682, 14510), (1364, 7255), (1451, 6820), (1705, 5804), (2902, 3410)]