8187010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 16111872

約数和(自身を除く): 7924862

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 887, 923, 1774, 1846, 4435, 4615, 8870, 9230, 11531, 23062, 57655, 62977, 115310, 125954, 314885, 629770, 818701, 1637402, 4093505, 8187010]

約数ペア:

[(1, 8187010), (2, 4093505), (5, 1637402), (10, 818701), (13, 629770), (26, 314885), (65, 125954), (71, 115310), (130, 62977), (142, 57655), (355, 23062), (710, 11531), (887, 9230), (923, 8870), (1774, 4615), (1846, 4435)]