86217860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{48437}}^1$

素因数の和:48535

約数の個数: 24

約数和(自身を含む): 183095640

約数和(自身を除く): 96877780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 48437, 96874, 193748, 242185, 484370, 968740, 4310893, 8621786, 17243572, 21554465, 43108930, 86217860]

約数ペア:

[(1, 86217860), (2, 43108930), (4, 21554465), (5, 17243572), (10, 8621786), (20, 4310893), (89, 968740), (178, 484370), (356, 242185), (445, 193748), (890, 96874), (1780, 48437)]