20549270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6827}}^1$

素因数の和:6884

約数の個数: 32

約数和(自身を含む): 43262208

約数和(自身を除く): 22712938

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 6827, 13654, 34135, 47789, 68270, 95578, 238945, 293561, 477890, 587122, 1467805, 2054927, 2935610, 4109854, 10274635, 20549270]

約数ペア:

[(1, 20549270), (2, 10274635), (5, 4109854), (7, 2935610), (10, 2054927), (14, 1467805), (35, 587122), (43, 477890), (70, 293561), (86, 238945), (215, 95578), (301, 68270), (430, 47789), (602, 34135), (1505, 13654), (3010, 6827)]