205718590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{267167}}^1$

素因数の和:267192

約数の個数: 32

約数和(自身を含む): 461666304

約数和(自身を除く): 255947714

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 267167, 534334, 1335835, 1870169, 2671670, 2938837, 3740338, 5877674, 9350845, 14694185, 18701690, 20571859, 29388370, 41143718, 102859295, 205718590]

約数ペア:

[(1, 205718590), (2, 102859295), (5, 41143718), (7, 29388370), (10, 20571859), (11, 18701690), (14, 14694185), (22, 9350845), (35, 5877674), (55, 3740338), (70, 2938837), (77, 2671670), (110, 1870169), (154, 1335835), (385, 534334), (770, 267167)]