31396440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{261637}}^1$

素因数の和:261651

約数の個数: 32

約数和(自身を含む): 94189680

約数和(自身を除く): 62793240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 261637, 523274, 784911, 1046548, 1308185, 1569822, 2093096, 2616370, 3139644, 3924555, 5232740, 6279288, 7849110, 10465480, 15698220, 31396440]

約数ペア:

[(1, 31396440), (2, 15698220), (3, 10465480), (4, 7849110), (5, 6279288), (6, 5232740), (8, 3924555), (10, 3139644), (12, 2616370), (15, 2093096), (20, 1569822), (24, 1308185), (30, 1046548), (40, 784911), (60, 523274), (120, 261637)]