22323020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 48631968

約数和(自身を除く): 26308948

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 101, 172, 202, 215, 257, 404, 430, 505, 514, 860, 1010, 1028, 1285, 2020, 2570, 4343, 5140, 8686, 11051, 17372, 21715, 22102, 25957, 43430, 44204, 51914, 55255, 86860, 103828, 110510, 129785, 221020, 259570, 519140, 1116151, 2232302, 4464604, 5580755, 11161510, 22323020]

約数ペア:

[(1, 22323020), (2, 11161510), (4, 5580755), (5, 4464604), (10, 2232302), (20, 1116151), (43, 519140), (86, 259570), (101, 221020), (172, 129785), (202, 110510), (215, 103828), (257, 86860), (404, 55255), (430, 51914), (505, 44204), (514, 43430), (860, 25957), (1010, 22102), (1028, 21715), (1285, 17372), (2020, 11051), (2570, 8686), (4343, 5140)]