201865220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{234727}}^1$

素因数の和:234779

約数の個数: 24

約数和(自身を含む): 433777344

約数和(自身を除く): 231912124

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 234727, 469454, 938908, 1173635, 2347270, 4694540, 10093261, 20186522, 40373044, 50466305, 100932610, 201865220]

約数ペア:

[(1, 201865220), (2, 100932610), (4, 50466305), (5, 40373044), (10, 20186522), (20, 10093261), (43, 4694540), (86, 2347270), (172, 1173635), (215, 938908), (430, 469454), (860, 234727)]