57857720

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{7573}}^1$

素因数の和:7775

約数の個数: 32

約数和(自身を含む): 130878720

約数和(自身を除く): 73021000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7573, 7640, 15146, 30292, 37865, 60584, 75730, 151460, 302920, 1446443, 2892886, 5785772, 7232215, 11571544, 14464430, 28928860, 57857720]

約数ペア:

[(1, 57857720), (2, 28928860), (4, 14464430), (5, 11571544), (8, 7232215), (10, 5785772), (20, 2892886), (40, 1446443), (191, 302920), (382, 151460), (764, 75730), (955, 60584), (1528, 37865), (1910, 30292), (3820, 15146), (7573, 7640)]