189059620

素因数分解:

$2^2\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{6709}}^1$

素因数の和:8127

約数の個数: 24

約数和(自身を含む): 397366200

約数和(自身を除く): 208306580

約数列:

[1, 2, 4, 5, 10, 20, 1409, 2818, 5636, 6709, 7045, 13418, 14090, 26836, 28180, 33545, 67090, 134180, 9452981, 18905962, 37811924, 47264905, 94529810, 189059620]

約数ペア:

[(1, 189059620), (2, 94529810), (4, 47264905), (5, 37811924), (10, 18905962), (20, 9452981), (1409, 134180), (2818, 67090), (5636, 33545), (6709, 28180), (7045, 26836), (13418, 14090)]