13405900

素因数分解:

$2^2\times 5^2\times {\mathrm{134059}}^1$

素因数の和:134073

約数の個数: 18

約数和(自身を含む): 29091020

約数和(自身を除く): 15685120

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 134059, 268118, 536236, 670295, 1340590, 2681180, 3351475, 6702950, 13405900]

約数ペア:

[(1, 13405900), (2, 6702950), (4, 3351475), (5, 2681180), (10, 1340590), (20, 670295), (25, 536236), (50, 268118), (100, 134059)]