57860020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{1721}}^1$

素因数の和:1812

約数の個数: 36

約数和(自身を含む): 124614252

約数和(自身を除く): 66754232

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1681, 1721, 3362, 3442, 6724, 6884, 8405, 8605, 16810, 17210, 33620, 34420, 70561, 141122, 282244, 352805, 705610, 1411220, 2893001, 5786002, 11572004, 14465005, 28930010, 57860020]

約数ペア:

[(1, 57860020), (2, 28930010), (4, 14465005), (5, 11572004), (10, 5786002), (20, 2893001), (41, 1411220), (82, 705610), (164, 352805), (205, 282244), (410, 141122), (820, 70561), (1681, 34420), (1721, 33620), (3362, 17210), (3442, 16810), (6724, 8605), (6884, 8405)]