20320140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{338669}}^1$

素因数の和:338681

約数の個数: 24

約数和(自身を含む): 56896560

約数和(自身を除く): 36576420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 338669, 677338, 1016007, 1354676, 1693345, 2032014, 3386690, 4064028, 5080035, 6773380, 10160070, 20320140]

約数ペア:

[(1, 20320140), (2, 10160070), (3, 6773380), (4, 5080035), (5, 4064028), (6, 3386690), (10, 2032014), (12, 1693345), (15, 1354676), (20, 1016007), (30, 677338), (60, 338669)]