20705500

素因数分解:

$2^2\times 5^3\times {\mathrm{41411}}^1$

素因数の和:41430

約数の個数: 24

約数和(自身を含む): 45221904

約数和(自身を除く): 24516404

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 41411, 82822, 165644, 207055, 414110, 828220, 1035275, 2070550, 4141100, 5176375, 10352750, 20705500]

約数ペア:

[(1, 20705500), (2, 10352750), (4, 5176375), (5, 4141100), (10, 2070550), (20, 1035275), (25, 828220), (50, 414110), (100, 207055), (125, 165644), (250, 82822), (500, 41411)]