11403580

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5231}}^1$

素因数の和:5349

約数の個数: 24

約数和(自身を含む): 24171840

約数和(自身を除く): 12768260

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 5231, 10462, 20924, 26155, 52310, 104620, 570179, 1140358, 2280716, 2850895, 5701790, 11403580]

約数ペア:

[(1, 11403580), (2, 5701790), (4, 2850895), (5, 2280716), (10, 1140358), (20, 570179), (109, 104620), (218, 52310), (436, 26155), (545, 20924), (1090, 10462), (2180, 5231)]