31809380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{93557}}^1$

素因数の和:93583

約数の個数: 24

約数和(自身を含む): 70729848

約数和(自身を除く): 38920468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 93557, 187114, 374228, 467785, 935570, 1590469, 1871140, 3180938, 6361876, 7952345, 15904690, 31809380]

約数ペア:

[(1, 31809380), (2, 15904690), (4, 7952345), (5, 6361876), (10, 3180938), (17, 1871140), (20, 1590469), (34, 935570), (68, 467785), (85, 374228), (170, 187114), (340, 93557)]