7485340

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2857}}^1$

素因数の和:2997

約数の個数: 24

約数和(自身を含む): 15844752

約数和(自身を除く): 8359412

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 2857, 5714, 11428, 14285, 28570, 57140, 374267, 748534, 1497068, 1871335, 3742670, 7485340]

約数ペア:

[(1, 7485340), (2, 3742670), (4, 1871335), (5, 1497068), (10, 748534), (20, 374267), (131, 57140), (262, 28570), (524, 14285), (655, 11428), (1310, 5714), (2620, 2857)]