20216306860

素因数分解:

$2^2\times 5^1\times {\mathrm{2141}}^1\times {\mathrm{472123}}^1$

素因数の和:474273

約数の個数: 24

約数和(自身を含む): 42474163536

約数和(自身を除く): 22257856676

約数列:

[1, 2, 4, 5, 10, 20, 2141, 4282, 8564, 10705, 21410, 42820, 472123, 944246, 1888492, 2360615, 4721230, 9442460, 1010815343, 2021630686, 4043261372, 5054076715, 10108153430, 20216306860]

約数ペア:

[(1, 20216306860), (2, 10108153430), (4, 5054076715), (5, 4043261372), (10, 2021630686), (20, 1010815343), (2141, 9442460), (4282, 4721230), (8564, 2360615), (10705, 1888492), (21410, 944246), (42820, 472123)]