128380030

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{273149}}^1$

素因数の和:273203

約数の個数: 16

約数和(自身を含む): 236001600

約数和(自身を除く): 107621570

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 273149, 546298, 1365745, 2731490, 12838003, 25676006, 64190015, 128380030]

約数ペア:

[(1, 128380030), (2, 64190015), (5, 25676006), (10, 12838003), (47, 2731490), (94, 1365745), (235, 546298), (470, 273149)]