405360070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{140263}}^1$

素因数の和:140304

約数の個数: 24

約数和(自身を含む): 775098864

約数和(自身を除く): 369738794

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 140263, 280526, 701315, 1402630, 2384471, 4768942, 11922355, 23844710, 40536007, 81072014, 202680035, 405360070]

約数ペア:

[(1, 405360070), (2, 202680035), (5, 81072014), (10, 40536007), (17, 23844710), (34, 11922355), (85, 4768942), (170, 2384471), (289, 1402630), (578, 701315), (1445, 280526), (2890, 140263)]