57717320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20323}}^1$

素因数の和:20405

約数の個数: 32

約数和(自身を含む): 131699520

約数和(自身を除く): 73982200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 20323, 40646, 81292, 101615, 162584, 203230, 406460, 812920, 1442933, 2885866, 5771732, 7214665, 11543464, 14429330, 28858660, 57717320]

約数ペア:

[(1, 57717320), (2, 28858660), (4, 14429330), (5, 11543464), (8, 7214665), (10, 5771732), (20, 2885866), (40, 1442933), (71, 812920), (142, 406460), (284, 203230), (355, 162584), (568, 101615), (710, 81292), (1420, 40646), (2840, 20323)]