57513980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{70139}}^1$

素因数の和:70189

約数の個数: 24

約数和(自身を含む): 123726960

約数和(自身を除く): 66212980

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 70139, 140278, 280556, 350695, 701390, 1402780, 2875699, 5751398, 11502796, 14378495, 28756990, 57513980]

約数ペア:

[(1, 57513980), (2, 28756990), (4, 14378495), (5, 11502796), (10, 5751398), (20, 2875699), (41, 1402780), (82, 701390), (164, 350695), (205, 280556), (410, 140278), (820, 70139)]