115161820

素因数分解:

$2^2\times 5^1\times {\mathrm{1531}}^1\times {\mathrm{3761}}^1$

素因数の和:5301

約数の個数: 24

約数和(自身を含む): 242062128

約数和(自身を除く): 126900308

約数列:

[1, 2, 4, 5, 10, 20, 1531, 3062, 3761, 6124, 7522, 7655, 15044, 15310, 18805, 30620, 37610, 75220, 5758091, 11516182, 23032364, 28790455, 57580910, 115161820]

約数ペア:

[(1, 115161820), (2, 57580910), (4, 28790455), (5, 23032364), (10, 11516182), (20, 5758091), (1531, 75220), (3062, 37610), (3761, 30620), (6124, 18805), (7522, 15310), (7655, 15044)]