57450020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{70061}}^1$

素因数の和:70111

約数の個数: 24

約数和(自身を含む): 123589368

約数和(自身を除く): 66139348

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 70061, 140122, 280244, 350305, 700610, 1401220, 2872501, 5745002, 11490004, 14362505, 28725010, 57450020]

約数ペア:

[(1, 57450020), (2, 28725010), (4, 14362505), (5, 11490004), (10, 5745002), (20, 2872501), (41, 1401220), (82, 700610), (164, 350305), (205, 280244), (410, 140122), (820, 70061)]