71165240

素因数分解:

$2^3\times 5^1\times {\mathrm{1779131}}^1$

素因数の和:1779142

約数の個数: 16

約数和(自身を含む): 160121880

約数和(自身を除く): 88956640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1779131, 3558262, 7116524, 8895655, 14233048, 17791310, 35582620, 71165240]

約数ペア:

[(1, 71165240), (2, 35582620), (4, 17791310), (5, 14233048), (8, 8895655), (10, 7116524), (20, 3558262), (40, 1779131)]