85712140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{104527}}^1$

素因数の和:104577

約数の個数: 24

約数和(自身を含む): 184387392

約数和(自身を除く): 98675252

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 104527, 209054, 418108, 522635, 1045270, 2090540, 4285607, 8571214, 17142428, 21428035, 42856070, 85712140]

約数ペア:

[(1, 85712140), (2, 42856070), (4, 21428035), (5, 17142428), (10, 8571214), (20, 4285607), (41, 2090540), (82, 1045270), (164, 522635), (205, 418108), (410, 209054), (820, 104527)]