239716640

素因数分解:

$2^5\times 5^1\times {\mathrm{1498229}}^1$

素因数の和:1498244

約数の個数: 24

約数和(自身を含む): 566330940

約数和(自身を除く): 326614300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1498229, 2996458, 5992916, 7491145, 11985832, 14982290, 23971664, 29964580, 47943328, 59929160, 119858320, 239716640]

約数ペア:

[(1, 239716640), (2, 119858320), (4, 59929160), (5, 47943328), (8, 29964580), (10, 23971664), (16, 14982290), (20, 11985832), (32, 7491145), (40, 5992916), (80, 2996458), (160, 1498229)]