20125280030

素因数分解:

$2^1\times 5^1\times {\mathrm{4909}}^1\times {\mathrm{409967}}^1$

素因数の和:414883

約数の個数: 16

約数和(自身を含む): 36232971840

約数和(自身を除く): 16107691810

約数列:

[1, 2, 5, 10, 4909, 9818, 24545, 49090, 409967, 819934, 2049835, 4099670, 2012528003, 4025056006, 10062640015, 20125280030]

約数ペア:

[(1, 20125280030), (2, 10062640015), (5, 4025056006), (10, 2012528003), (4909, 4099670), (9818, 2049835), (24545, 819934), (49090, 409967)]