626960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1$

素因数の和:491

約数の個数: 40

約数和(自身を含む): 1546776

約数和(自身を除く): 919816

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 461, 680, 922, 1360, 1844, 2305, 3688, 4610, 7376, 7837, 9220, 15674, 18440, 31348, 36880, 39185, 62696, 78370, 125392, 156740, 313480, 626960]

約数ペア:

[(1, 626960), (2, 313480), (4, 156740), (5, 125392), (8, 78370), (10, 62696), (16, 39185), (17, 36880), (20, 31348), (34, 18440), (40, 15674), (68, 9220), (80, 7837), (85, 7376), (136, 4610), (170, 3688), (272, 2305), (340, 1844), (461, 1360), (680, 922)]