215935240

素因数分解:

$2^3\times 5^1\times {\mathrm{5398381}}^1$

素因数の和:5398392

約数の個数: 16

約数和(自身を含む): 485854380

約数和(自身を除く): 269919140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5398381, 10796762, 21593524, 26991905, 43187048, 53983810, 107967620, 215935240]

約数ペア:

[(1, 215935240), (2, 107967620), (4, 53983810), (5, 43187048), (8, 26991905), (10, 21593524), (20, 10796762), (40, 5398381)]