90222620

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{22669}}^1$

素因数の和:22877

約数の個数: 24

約数和(自身を含む): 190428000

約数和(自身を除く): 100205380

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 22669, 45338, 90676, 113345, 226690, 453380, 4511131, 9022262, 18044524, 22555655, 45111310, 90222620]

約数ペア:

[(1, 90222620), (2, 45111310), (4, 22555655), (5, 18044524), (10, 9022262), (20, 4511131), (199, 453380), (398, 226690), (796, 113345), (995, 90676), (1990, 45338), (3980, 22669)]