85889620

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{44273}}^1$

素因数の和:44379

約数の個数: 24

約数和(自身を含む): 182231784

約数和(自身を除く): 96342164

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 44273, 88546, 177092, 221365, 442730, 885460, 4294481, 8588962, 17177924, 21472405, 42944810, 85889620]

約数ペア:

[(1, 85889620), (2, 42944810), (4, 21472405), (5, 17177924), (10, 8588962), (20, 4294481), (97, 885460), (194, 442730), (388, 221365), (485, 177092), (970, 88546), (1940, 44273)]