39870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{443}}^1$

素因数の和:456

約数の個数: 24

約数和(自身を含む): 103896

約数和(自身を除く): 64026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 443, 886, 1329, 2215, 2658, 3987, 4430, 6645, 7974, 13290, 19935, 39870]

約数ペア:

[(1, 39870), (2, 19935), (3, 13290), (5, 7974), (6, 6645), (9, 4430), (10, 3987), (15, 2658), (18, 2215), (30, 1329), (45, 886), (90, 443)]