31330420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2687}}^1$

素因数の和:2760

約数の個数: 48

約数和(自身を含む): 73156608

約数和(自身を除く): 41826188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2687, 2915, 5374, 5830, 10748, 11660, 13435, 26870, 29557, 53740, 59114, 118228, 142411, 147785, 284822, 295570, 569644, 591140, 712055, 1424110, 1566521, 2848220, 3133042, 6266084, 7832605, 15665210, 31330420]

約数ペア:

[(1, 31330420), (2, 15665210), (4, 7832605), (5, 6266084), (10, 3133042), (11, 2848220), (20, 1566521), (22, 1424110), (44, 712055), (53, 591140), (55, 569644), (106, 295570), (110, 284822), (212, 147785), (220, 142411), (265, 118228), (530, 59114), (583, 53740), (1060, 29557), (1166, 26870), (2332, 13435), (2687, 11660), (2915, 10748), (5374, 5830)]