47720390

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{17609}}^1$

素因数の和:17887

約数の個数: 16

約数和(自身を含む): 86218560

約数和(自身を除く): 38498170

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 17609, 35218, 88045, 176090, 4772039, 9544078, 23860195, 47720390]

約数ペア:

[(1, 47720390), (2, 23860195), (5, 9544078), (10, 4772039), (271, 176090), (542, 88045), (1355, 35218), (2710, 17609)]