86715580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{619397}}^1$

素因数の和:619413

約数の個数: 24

約数和(自身を含む): 208117728

約数和(自身を除く): 121402148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 619397, 1238794, 2477588, 3096985, 4335779, 6193970, 8671558, 12387940, 17343116, 21678895, 43357790, 86715580]

約数ペア:

[(1, 86715580), (2, 43357790), (4, 21678895), (5, 17343116), (7, 12387940), (10, 8671558), (14, 6193970), (20, 4335779), (28, 3096985), (35, 2477588), (70, 1238794), (140, 619397)]