28490450

素因数分解:

$2^1\times 5^2\times {\mathrm{569809}}^1$

素因数の和:569821

約数の個数: 12

約数和(自身を含む): 52992330

約数和(自身を除く): 24501880

約数列:

[1, 2, 5, 10, 25, 50, 569809, 1139618, 2849045, 5698090, 14245225, 28490450]

約数ペア:

[(1, 28490450), (2, 14245225), (5, 5698090), (10, 2849045), (25, 1139618), (50, 569809)]