10642180

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1301}}^1$

素因数の和:1719

約数の個数: 24

約数和(自身を含む): 22420440

約数和(自身を除く): 11778260

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1301, 1636, 2045, 2602, 4090, 5204, 6505, 8180, 13010, 26020, 532109, 1064218, 2128436, 2660545, 5321090, 10642180]

約数ペア:

[(1, 10642180), (2, 5321090), (4, 2660545), (5, 2128436), (10, 1064218), (20, 532109), (409, 26020), (818, 13010), (1301, 8180), (1636, 6505), (2045, 5204), (2602, 4090)]