30324890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 56453760

約数和(自身を除く): 26128870

約数列:

[1, 2, 5, 10, 43, 86, 109, 215, 218, 430, 545, 647, 1090, 1294, 3235, 4687, 6470, 9374, 23435, 27821, 46870, 55642, 70523, 139105, 141046, 278210, 352615, 705230, 3032489, 6064978, 15162445, 30324890]

約数ペア:

[(1, 30324890), (2, 15162445), (5, 6064978), (10, 3032489), (43, 705230), (86, 352615), (109, 278210), (215, 141046), (218, 139105), (430, 70523), (545, 55642), (647, 46870), (1090, 27821), (1294, 23435), (3235, 9374), (4687, 6470)]