13578940

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{3793}}^1$

素因数の和:3981

約数の個数: 24

約数和(自身を含む): 28682640

約数和(自身を除く): 15103700

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 3793, 7586, 15172, 18965, 37930, 75860, 678947, 1357894, 2715788, 3394735, 6789470, 13578940]

約数ペア:

[(1, 13578940), (2, 6789470), (4, 3394735), (5, 2715788), (10, 1357894), (20, 678947), (179, 75860), (358, 37930), (716, 18965), (895, 15172), (1790, 7586), (3580, 3793)]