30778090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{439687}}^1$

素因数の和:439701

約数の個数: 16

約数和(自身を含む): 63315072

約数和(自身を除く): 32536982

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 439687, 879374, 2198435, 3077809, 4396870, 6155618, 15389045, 30778090]

約数ペア:

[(1, 30778090), (2, 15389045), (5, 6155618), (7, 4396870), (10, 3077809), (14, 2198435), (35, 879374), (70, 439687)]