12948940

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1583}}^1$

素因数の和:2001

約数の個数: 24

約数和(自身を含む): 27276480

約数和(自身を除く): 14327540

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1583, 1636, 2045, 3166, 4090, 6332, 7915, 8180, 15830, 31660, 647447, 1294894, 2589788, 3237235, 6474470, 12948940]

約数ペア:

[(1, 12948940), (2, 6474470), (4, 3237235), (5, 2589788), (10, 1294894), (20, 647447), (409, 31660), (818, 15830), (1583, 8180), (1636, 7915), (2045, 6332), (3166, 4090)]