126871120

素因数分解:

$2^4\times 5^1\times {\mathrm{1585889}}^1$

素因数の和:1585902

約数の個数: 20

約数和(自身を含む): 294975540

約数和(自身を除く): 168104420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1585889, 3171778, 6343556, 7929445, 12687112, 15858890, 25374224, 31717780, 63435560, 126871120]

約数ペア:

[(1, 126871120), (2, 63435560), (4, 31717780), (5, 25374224), (8, 15858890), (10, 12687112), (16, 7929445), (20, 6343556), (40, 3171778), (80, 1585889)]