2188473640

素因数分解:

$2^3\times 5^1\times {\mathrm{54711841}}^1$

素因数の和:54711852

約数の個数: 16

約数和(自身を含む): 4924065780

約数和(自身を除く): 2735592140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 54711841, 109423682, 218847364, 273559205, 437694728, 547118410, 1094236820, 2188473640]

約数ペア:

[(1, 2188473640), (2, 1094236820), (4, 547118410), (5, 437694728), (8, 273559205), (10, 218847364), (20, 109423682), (40, 54711841)]