8640564

素因数分解:

$2^2\times 3^1\times {\mathrm{271}}^1\times {\mathrm{2657}}^1$

素因数の和:2935

約数の個数: 24

約数和(自身を含む): 20243328

約数和(自身を除く): 11602764

約数列:

[1, 2, 3, 4, 6, 12, 271, 542, 813, 1084, 1626, 2657, 3252, 5314, 7971, 10628, 15942, 31884, 720047, 1440094, 2160141, 2880188, 4320282, 8640564]

約数ペア:

[(1, 8640564), (2, 4320282), (3, 2880188), (4, 2160141), (6, 1440094), (12, 720047), (271, 31884), (542, 15942), (813, 10628), (1084, 7971), (1626, 5314), (2657, 3252)]