71271160

素因数分解:

$2^3\times 5^1\times {\mathrm{1781779}}^1$

素因数の和:1781790

約数の個数: 16

約数和(自身を含む): 160360200

約数和(自身を除く): 89089040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1781779, 3563558, 7127116, 8908895, 14254232, 17817790, 35635580, 71271160]

約数ペア:

[(1, 71271160), (2, 35635580), (4, 17817790), (5, 14254232), (8, 8908895), (10, 7127116), (20, 3563558), (40, 1781779)]