57281140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4051}}^1$

素因数の和:4168

約数の個数: 48

約数和(自身を含む): 138870144

約数和(自身を除く): 81589004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 4051, 7070, 8102, 14140, 16204, 20255, 28357, 40510, 56714, 81020, 113428, 141785, 283570, 409151, 567140, 818302, 1636604, 2045755, 2864057, 4091510, 5728114, 8183020, 11456228, 14320285, 28640570, 57281140]

約数ペア:

[(1, 57281140), (2, 28640570), (4, 14320285), (5, 11456228), (7, 8183020), (10, 5728114), (14, 4091510), (20, 2864057), (28, 2045755), (35, 1636604), (70, 818302), (101, 567140), (140, 409151), (202, 283570), (404, 141785), (505, 113428), (707, 81020), (1010, 56714), (1414, 40510), (2020, 28357), (2828, 20255), (3535, 16204), (4051, 14140), (7070, 8102)]