90646280

素因数分解:

$2^3\times 5^1\times {\mathrm{2266157}}^1$

素因数の和:2266168

約数の個数: 16

約数和(自身を含む): 203954220

約数和(自身を除く): 113307940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2266157, 4532314, 9064628, 11330785, 18129256, 22661570, 45323140, 90646280]

約数ペア:

[(1, 90646280), (2, 45323140), (4, 22661570), (5, 18129256), (8, 11330785), (10, 9064628), (20, 4532314), (40, 2266157)]