13637020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 29782368

約数和(自身を除く): 16145348

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 101, 157, 172, 202, 215, 314, 404, 430, 505, 628, 785, 860, 1010, 1570, 2020, 3140, 4343, 6751, 8686, 13502, 15857, 17372, 21715, 27004, 31714, 33755, 43430, 63428, 67510, 79285, 86860, 135020, 158570, 317140, 681851, 1363702, 2727404, 3409255, 6818510, 13637020]

約数ペア:

[(1, 13637020), (2, 6818510), (4, 3409255), (5, 2727404), (10, 1363702), (20, 681851), (43, 317140), (86, 158570), (101, 135020), (157, 86860), (172, 79285), (202, 67510), (215, 63428), (314, 43430), (404, 33755), (430, 31714), (505, 27004), (628, 21715), (785, 17372), (860, 15857), (1010, 13502), (1570, 8686), (2020, 6751), (3140, 4343)]