408814240

素因数分解:

$2^5\times 5^1\times {\mathrm{2555089}}^1$

素因数の和:2555104

約数の個数: 24

約数和(自身を含む): 965824020

約数和(自身を除く): 557009780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2555089, 5110178, 10220356, 12775445, 20440712, 25550890, 40881424, 51101780, 81762848, 102203560, 204407120, 408814240]

約数ペア:

[(1, 408814240), (2, 204407120), (4, 102203560), (5, 81762848), (8, 51101780), (10, 40881424), (16, 25550890), (20, 20440712), (32, 12775445), (40, 10220356), (80, 5110178), (160, 2555089)]