202217980

素因数分解:

$2^2\times 5^1\times {\mathrm{1879}}^1\times {\mathrm{5381}}^1$

素因数の和:7269

約数の個数: 24

約数和(自身を含む): 424962720

約数和(自身を除く): 222744740

約数列:

[1, 2, 4, 5, 10, 20, 1879, 3758, 5381, 7516, 9395, 10762, 18790, 21524, 26905, 37580, 53810, 107620, 10110899, 20221798, 40443596, 50554495, 101108990, 202217980]

約数ペア:

[(1, 202217980), (2, 101108990), (4, 50554495), (5, 40443596), (10, 20221798), (20, 10110899), (1879, 107620), (3758, 53810), (5381, 37580), (7516, 26905), (9395, 21524), (10762, 18790)]