28788350

素因数分解:

$2^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{5381}}^1$

素因数の和:5500

約数の個数: 24

約数和(自身を含む): 54056808

約数和(自身を除く): 25268458

約数列:

[1, 2, 5, 10, 25, 50, 107, 214, 535, 1070, 2675, 5350, 5381, 10762, 26905, 53810, 134525, 269050, 575767, 1151534, 2878835, 5757670, 14394175, 28788350]

約数ペア:

[(1, 28788350), (2, 14394175), (5, 5757670), (10, 2878835), (25, 1151534), (50, 575767), (107, 269050), (214, 134525), (535, 53810), (1070, 26905), (2675, 10762), (5350, 5381)]