15294940

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4871}}^1$

素因数の和:5037

約数の個数: 24

約数和(自身を含む): 32330592

約数和(自身を除く): 17035652

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 4871, 9742, 19484, 24355, 48710, 97420, 764747, 1529494, 3058988, 3823735, 7647470, 15294940]

約数ペア:

[(1, 15294940), (2, 7647470), (4, 3823735), (5, 3058988), (10, 1529494), (20, 764747), (157, 97420), (314, 48710), (628, 24355), (785, 19484), (1570, 9742), (3140, 4871)]