12703540

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1553}}^1$

素因数の和:1971

約数の個数: 24

約数和(自身を含む): 26759880

約数和(自身を除く): 14056340

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1553, 1636, 2045, 3106, 4090, 6212, 7765, 8180, 15530, 31060, 635177, 1270354, 2540708, 3175885, 6351770, 12703540]

約数ペア:

[(1, 12703540), (2, 6351770), (4, 3175885), (5, 2540708), (10, 1270354), (20, 635177), (409, 31060), (818, 15530), (1553, 8180), (1636, 7765), (2045, 6212), (3106, 4090)]