2130140

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1459}}^1$

素因数の和:1541

約数の個数: 24

約数和(自身を含む): 4537680

約数和(自身を除く): 2407540

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1459, 1460, 2918, 5836, 7295, 14590, 29180, 106507, 213014, 426028, 532535, 1065070, 2130140]

約数ペア:

[(1, 2130140), (2, 1065070), (4, 532535), (5, 426028), (10, 213014), (20, 106507), (73, 29180), (146, 14590), (292, 7295), (365, 5836), (730, 2918), (1459, 1460)]