8517160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2999}}^1$

素因数の和:3081

約数の個数: 32

約数和(自身を含む): 19440000

約数和(自身を除く): 10922840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 2999, 5998, 11996, 14995, 23992, 29990, 59980, 119960, 212929, 425858, 851716, 1064645, 1703432, 2129290, 4258580, 8517160]

約数ペア:

[(1, 8517160), (2, 4258580), (4, 2129290), (5, 1703432), (8, 1064645), (10, 851716), (20, 425858), (40, 212929), (71, 119960), (142, 59980), (284, 29990), (355, 23992), (568, 14995), (710, 11996), (1420, 5998), (2840, 2999)]