313114840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{460463}}^1$

素因数の和:460491

約数の個数: 32

約数和(自身を含む): 745951680

約数和(自身を除く): 432836840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 460463, 920926, 1841852, 2302315, 3683704, 4604630, 7827871, 9209260, 15655742, 18418520, 31311484, 39139355, 62622968, 78278710, 156557420, 313114840]

約数ペア:

[(1, 313114840), (2, 156557420), (4, 78278710), (5, 62622968), (8, 39139355), (10, 31311484), (17, 18418520), (20, 15655742), (34, 9209260), (40, 7827871), (68, 4604630), (85, 3683704), (136, 2302315), (170, 1841852), (340, 920926), (680, 460463)]