57214760

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{6779}}^1$

素因数の和:7001

約数の個数: 32

約数和(自身を含む): 129362400

約数和(自身を除く): 72147640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 6779, 8440, 13558, 27116, 33895, 54232, 67790, 135580, 271160, 1430369, 2860738, 5721476, 7151845, 11442952, 14303690, 28607380, 57214760]

約数ペア:

[(1, 57214760), (2, 28607380), (4, 14303690), (5, 11442952), (8, 7151845), (10, 5721476), (20, 2860738), (40, 1430369), (211, 271160), (422, 135580), (844, 67790), (1055, 54232), (1688, 33895), (2110, 27116), (4220, 13558), (6779, 8440)]