133722020

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{13399}}^1$

素因数の和:13907

約数の個数: 24

約数和(自身を含む): 281400000

約数和(自身を除く): 147677980

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 4990, 9980, 13399, 26798, 53596, 66995, 133990, 267980, 6686101, 13372202, 26744404, 33430505, 66861010, 133722020]

約数ペア:

[(1, 133722020), (2, 66861010), (4, 33430505), (5, 26744404), (10, 13372202), (20, 6686101), (499, 267980), (998, 133990), (1996, 66995), (2495, 53596), (4990, 26798), (9980, 13399)]