199736540

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{88379}}^1$

素因数の和:88501

約数の個数: 24

約数和(自身を含む): 423163440

約数和(自身を除く): 223426900

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 88379, 176758, 353516, 441895, 883790, 1767580, 9986827, 19973654, 39947308, 49934135, 99868270, 199736540]

約数ペア:

[(1, 199736540), (2, 99868270), (4, 49934135), (5, 39947308), (10, 19973654), (20, 9986827), (113, 1767580), (226, 883790), (452, 441895), (565, 353516), (1130, 176758), (2260, 88379)]