1389870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{15443}}^1$

素因数の和:15456

約数の個数: 24

約数和(自身を含む): 3613896

約数和(自身を除く): 2224026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 15443, 30886, 46329, 77215, 92658, 138987, 154430, 231645, 277974, 463290, 694935, 1389870]

約数ペア:

[(1, 1389870), (2, 694935), (3, 463290), (5, 277974), (6, 231645), (9, 154430), (10, 138987), (15, 92658), (18, 77215), (30, 46329), (45, 30886), (90, 15443)]