2240390

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1427}}^1$

素因数の和:1591

約数の個数: 16

約数和(自身を含む): 4061232

約数和(自身を除く): 1820842

約数列:

[1, 2, 5, 10, 157, 314, 785, 1427, 1570, 2854, 7135, 14270, 224039, 448078, 1120195, 2240390]

約数ペア:

[(1, 2240390), (2, 1120195), (5, 448078), (10, 224039), (157, 14270), (314, 7135), (785, 2854), (1427, 1570)]