87290960

素因数分解:

$2^4\times 5^1\times {\mathrm{1091137}}^1$

素因数の和:1091150

約数の個数: 20

約数和(自身を含む): 202951668

約数和(自身を除く): 115660708

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1091137, 2182274, 4364548, 5455685, 8729096, 10911370, 17458192, 21822740, 43645480, 87290960]

約数ペア:

[(1, 87290960), (2, 43645480), (4, 21822740), (5, 17458192), (8, 10911370), (10, 8729096), (16, 5455685), (20, 4364548), (40, 2182274), (80, 1091137)]