29209820

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{13399}}^1$

素因数の和:13517

約数の個数: 24

約数和(自身を含む): 61908000

約数和(自身を除く): 32698180

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 13399, 26798, 53596, 66995, 133990, 267980, 1460491, 2920982, 5841964, 7302455, 14604910, 29209820]

約数ペア:

[(1, 29209820), (2, 14604910), (4, 7302455), (5, 5841964), (10, 2920982), (20, 1460491), (109, 267980), (218, 133990), (436, 66995), (545, 53596), (1090, 26798), (2180, 13399)]