3878907020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{44657}}^1$

素因数の和:44810

約数の個数: 48

約数和(自身を含む): 8417854368

約数和(自身を除く): 4538947348

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 101, 172, 202, 215, 404, 430, 505, 860, 1010, 2020, 4343, 8686, 17372, 21715, 43430, 44657, 86860, 89314, 178628, 223285, 446570, 893140, 1920251, 3840502, 4510357, 7681004, 9020714, 9601255, 18041428, 19202510, 22551785, 38405020, 45103570, 90207140, 193945351, 387890702, 775781404, 969726755, 1939453510, 3878907020]

約数ペア:

[(1, 3878907020), (2, 1939453510), (4, 969726755), (5, 775781404), (10, 387890702), (20, 193945351), (43, 90207140), (86, 45103570), (101, 38405020), (172, 22551785), (202, 19202510), (215, 18041428), (404, 9601255), (430, 9020714), (505, 7681004), (860, 4510357), (1010, 3840502), (2020, 1920251), (4343, 893140), (8686, 446570), (17372, 223285), (21715, 178628), (43430, 89314), (44657, 86860)]