30990710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163109}}^1$

素因数の和:163135

約数の個数: 16

約数和(自身を含む): 58719600

約数和(自身を除く): 27728890

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 163109, 326218, 815545, 1631090, 3099071, 6198142, 15495355, 30990710]

約数ペア:

[(1, 30990710), (2, 15495355), (5, 6198142), (10, 3099071), (19, 1631090), (38, 815545), (95, 326218), (190, 163109)]