11965420

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1249}}^1$

素因数の和:1737

約数の個数: 24

約数和(自身を含む): 25200000

約数和(自身を除く): 13234580

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1249, 1916, 2395, 2498, 4790, 4996, 6245, 9580, 12490, 24980, 598271, 1196542, 2393084, 2991355, 5982710, 11965420]

約数ペア:

[(1, 11965420), (2, 5982710), (4, 2991355), (5, 2393084), (10, 1196542), (20, 598271), (479, 24980), (958, 12490), (1249, 9580), (1916, 6245), (2395, 4996), (2498, 4790)]