998087810

素因数分解:

$2^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{198427}}^1$

素因数の和:198937

約数の個数: 16

約数和(自身を含む): 1800138816

約数和(自身を除く): 802051006

約数列:

[1, 2, 5, 10, 503, 1006, 2515, 5030, 198427, 396854, 992135, 1984270, 99808781, 199617562, 499043905, 998087810]

約数ペア:

[(1, 998087810), (2, 499043905), (5, 199617562), (10, 99808781), (503, 1984270), (1006, 992135), (2515, 396854), (5030, 198427)]