520161260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{634343}}^1$

素因数の和:634393

約数の個数: 24

約数和(自身を含む): 1118982816

約数和(自身を除く): 598821556

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 634343, 1268686, 2537372, 3171715, 6343430, 12686860, 26008063, 52016126, 104032252, 130040315, 260080630, 520161260]

約数ペア:

[(1, 520161260), (2, 260080630), (4, 130040315), (5, 104032252), (10, 52016126), (20, 26008063), (41, 12686860), (82, 6343430), (164, 3171715), (205, 2537372), (410, 1268686), (820, 634343)]