13045040

素因数分解:

$2^4\times 5^1\times {\mathrm{163063}}^1$

素因数の和:163076

約数の個数: 20

約数和(自身を含む): 30329904

約数和(自身を除く): 17284864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163063, 326126, 652252, 815315, 1304504, 1630630, 2609008, 3261260, 6522520, 13045040]

約数ペア:

[(1, 13045040), (2, 6522520), (4, 3261260), (5, 2609008), (8, 1630630), (10, 1304504), (16, 815315), (20, 652252), (40, 326126), (80, 163063)]