13955080

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{853}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 31512600

約数和(自身を除く): 17557520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 853, 1636, 1706, 2045, 3272, 3412, 4090, 4265, 6824, 8180, 8530, 16360, 17060, 34120, 348877, 697754, 1395508, 1744385, 2791016, 3488770, 6977540, 13955080]

約数ペア:

[(1, 13955080), (2, 6977540), (4, 3488770), (5, 2791016), (8, 1744385), (10, 1395508), (20, 697754), (40, 348877), (409, 34120), (818, 17060), (853, 16360), (1636, 8530), (1706, 8180), (2045, 6824), (3272, 4265), (3412, 4090)]