290064220

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{128347}}^1$

素因数の和:128469

約数の個数: 24

約数和(自身を含む): 614530224

約数和(自身を除く): 324466004

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 128347, 256694, 513388, 641735, 1283470, 2566940, 14503211, 29006422, 58012844, 72516055, 145032110, 290064220]

約数ペア:

[(1, 290064220), (2, 145032110), (4, 72516055), (5, 58012844), (10, 29006422), (20, 14503211), (113, 2566940), (226, 1283470), (452, 641735), (565, 513388), (1130, 256694), (2260, 128347)]