2049140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3533}}^1$

素因数の和:3571

約数の個数: 24

約数和(自身を含む): 4452840

約数和(自身を除く): 2403700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 3533, 7066, 14132, 17665, 35330, 70660, 102457, 204914, 409828, 512285, 1024570, 2049140]

約数ペア:

[(1, 2049140), (2, 1024570), (4, 512285), (5, 409828), (10, 204914), (20, 102457), (29, 70660), (58, 35330), (116, 17665), (145, 14132), (290, 7066), (580, 3533)]