859635760

素因数分解:

$2^4\times 5^1\times {\mathrm{10745447}}^1$

素因数の和:10745460

約数の個数: 20

約数和(自身を含む): 1998653328

約数和(自身を除く): 1139017568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10745447, 21490894, 42981788, 53727235, 85963576, 107454470, 171927152, 214908940, 429817880, 859635760]

約数ペア:

[(1, 859635760), (2, 429817880), (4, 214908940), (5, 171927152), (8, 107454470), (10, 85963576), (16, 53727235), (20, 42981788), (40, 21490894), (80, 10745447)]