313480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 748440

約数和(自身を除く): 434960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 461, 680, 922, 1844, 2305, 3688, 4610, 7837, 9220, 15674, 18440, 31348, 39185, 62696, 78370, 156740, 313480]

約数ペア:

[(1, 313480), (2, 156740), (4, 78370), (5, 62696), (8, 39185), (10, 31348), (17, 18440), (20, 15674), (34, 9220), (40, 7837), (68, 4610), (85, 3688), (136, 2305), (170, 1844), (340, 922), (461, 680)]