2511156880

素因数分解:

$2^4\times 5^1\times {\mathrm{31389461}}^1$

素因数の和:31389474

約数の個数: 20

約数和(自身を含む): 5838439932

約数和(自身を除く): 3327283052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 31389461, 62778922, 125557844, 156947305, 251115688, 313894610, 502231376, 627789220, 1255578440, 2511156880]

約数ペア:

[(1, 2511156880), (2, 1255578440), (4, 627789220), (5, 502231376), (8, 313894610), (10, 251115688), (16, 156947305), (20, 125557844), (40, 62778922), (80, 31389461)]