1220782270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5307749}}^1$

素因数の和:5307779

約数の個数: 16

約数和(自身を含む): 2292948000

約数和(自身を除く): 1072165730

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 5307749, 10615498, 26538745, 53077490, 122078227, 244156454, 610391135, 1220782270]

約数ペア:

[(1, 1220782270), (2, 610391135), (5, 244156454), (10, 122078227), (23, 53077490), (46, 26538745), (115, 10615498), (230, 5307749)]