20561610610

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89398307}}^1$

素因数の和:89398337

約数の個数: 16

約数和(自身を含む): 38620069056

約数和(自身を除く): 18058458446

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 89398307, 178796614, 446991535, 893983070, 2056161061, 4112322122, 10280805305, 20561610610]

約数ペア:

[(1, 20561610610), (2, 10280805305), (5, 4112322122), (10, 2056161061), (23, 893983070), (46, 446991535), (115, 178796614), (230, 89398307)]