7741180

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 16964640

約数和(自身を除く): 9223460

約数列:

[1, 2, 4, 5, 10, 20, 53, 67, 106, 109, 134, 212, 218, 265, 268, 335, 436, 530, 545, 670, 1060, 1090, 1340, 2180, 3551, 5777, 7102, 7303, 11554, 14204, 14606, 17755, 23108, 28885, 29212, 35510, 36515, 57770, 71020, 73030, 115540, 146060, 387059, 774118, 1548236, 1935295, 3870590, 7741180]

約数ペア:

[(1, 7741180), (2, 3870590), (4, 1935295), (5, 1548236), (10, 774118), (20, 387059), (53, 146060), (67, 115540), (106, 73030), (109, 71020), (134, 57770), (212, 36515), (218, 35510), (265, 29212), (268, 28885), (335, 23108), (436, 17755), (530, 14606), (545, 14204), (670, 11554), (1060, 7303), (1090, 7102), (1340, 5777), (2180, 3551)]