31102970

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^2\times {\mathrm{617}}^1$

素因数の和:766

約数の個数: 24

約数和(自身を含む): 56877012

約数和(自身を除く): 25774042

約数列:

[1, 2, 5, 10, 71, 142, 355, 617, 710, 1234, 3085, 5041, 6170, 10082, 25205, 43807, 50410, 87614, 219035, 438070, 3110297, 6220594, 15551485, 31102970]

約数ペア:

[(1, 31102970), (2, 15551485), (5, 6220594), (10, 3110297), (71, 438070), (142, 219035), (355, 87614), (617, 50410), (710, 43807), (1234, 25205), (3085, 10082), (5041, 6170)]