22156977160

素因数分解:

$2^3\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{499481}}^1$

素因数の和:500601

約数の個数: 32

約数和(自身を含む): 49898251800

約数和(自身を除く): 27741274640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1109, 2218, 4436, 5545, 8872, 11090, 22180, 44360, 499481, 998962, 1997924, 2497405, 3995848, 4994810, 9989620, 19979240, 553924429, 1107848858, 2215697716, 2769622145, 4431395432, 5539244290, 11078488580, 22156977160]

約数ペア:

[(1, 22156977160), (2, 11078488580), (4, 5539244290), (5, 4431395432), (8, 2769622145), (10, 2215697716), (20, 1107848858), (40, 553924429), (1109, 19979240), (2218, 9989620), (4436, 4994810), (5545, 3995848), (8872, 2497405), (11090, 1997924), (22180, 998962), (44360, 499481)]