20147506580

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9780343}}^1$

素因数の和:9780455

約数の個数: 24

約数和(自身を含む): 42720542592

約数和(自身を除く): 22573036012

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 9780343, 19560686, 39121372, 48901715, 97803430, 195606860, 1007375329, 2014750658, 4029501316, 5036876645, 10073753290, 20147506580]

約数ペア:

[(1, 20147506580), (2, 10073753290), (4, 5036876645), (5, 4029501316), (10, 2014750658), (20, 1007375329), (103, 195606860), (206, 97803430), (412, 48901715), (515, 39121372), (1030, 19560686), (2060, 9780343)]