20151160

素因数分解:

$2^3\times 5^1\times {\mathrm{503779}}^1$

素因数の和:503790

約数の個数: 16

約数和(自身を含む): 45340200

約数和(自身を除く): 25189040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503779, 1007558, 2015116, 2518895, 4030232, 5037790, 10075580, 20151160]

約数ペア:

[(1, 20151160), (2, 10075580), (4, 5037790), (5, 4030232), (8, 2518895), (10, 2015116), (20, 1007558), (40, 503779)]