31730840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{46663}}^1$

素因数の和:46691

約数の個数: 32

約数和(自身を含む): 75595680

約数和(自身を除く): 43864840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 46663, 93326, 186652, 233315, 373304, 466630, 793271, 933260, 1586542, 1866520, 3173084, 3966355, 6346168, 7932710, 15865420, 31730840]

約数ペア:

[(1, 31730840), (2, 15865420), (4, 7932710), (5, 6346168), (8, 3966355), (10, 3173084), (17, 1866520), (20, 1586542), (34, 933260), (40, 793271), (68, 466630), (85, 373304), (136, 233315), (170, 186652), (340, 93326), (680, 46663)]