30531772

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{239}}^1\times {\mathrm{293}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 54331200

約数和(自身を除く): 23799428

約数列:

[1, 2, 4, 109, 218, 239, 293, 436, 478, 586, 956, 1172, 26051, 31937, 52102, 63874, 70027, 104204, 127748, 140054, 280108, 7632943, 15265886, 30531772]

約数ペア:

[(1, 30531772), (2, 15265886), (4, 7632943), (109, 280108), (218, 140054), (239, 127748), (293, 104204), (436, 70027), (478, 63874), (586, 52102), (956, 31937), (1172, 26051)]