15271120

素因数分解:

$2^4\times 5^1\times {\mathrm{190889}}^1$

素因数の和:190902

約数の個数: 20

約数和(自身を含む): 35505540

約数和(自身を除く): 20234420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 190889, 381778, 763556, 954445, 1527112, 1908890, 3054224, 3817780, 7635560, 15271120]

約数ペア:

[(1, 15271120), (2, 7635560), (4, 3817780), (5, 3054224), (8, 1908890), (10, 1527112), (16, 954445), (20, 763556), (40, 381778), (80, 190889)]