28160270

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{1523}}^1$

素因数の和:1616

約数の個数: 24

約数和(自身を含む): 51928776

約数和(自身を除く): 23768506

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1523, 1849, 3046, 3698, 7615, 9245, 15230, 18490, 65489, 130978, 327445, 654890, 2816027, 5632054, 14080135, 28160270]

約数ペア:

[(1, 28160270), (2, 14080135), (5, 5632054), (10, 2816027), (43, 654890), (86, 327445), (215, 130978), (430, 65489), (1523, 18490), (1849, 15230), (3046, 9245), (3698, 7615)]