56918320

素因数分解:

$2^4\times 5^1\times {\mathrm{711479}}^1$

素因数の和:711492

約数の個数: 20

約数和(自身を含む): 132335280

約数和(自身を除く): 75416960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 711479, 1422958, 2845916, 3557395, 5691832, 7114790, 11383664, 14229580, 28459160, 56918320]

約数ペア:

[(1, 56918320), (2, 28459160), (4, 14229580), (5, 11383664), (8, 7114790), (10, 5691832), (16, 3557395), (20, 2845916), (40, 1422958), (80, 711479)]