2168380

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{599}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 4586400

約数和(自身を除く): 2418020

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 599, 724, 905, 1198, 1810, 2396, 2995, 3620, 5990, 11980, 108419, 216838, 433676, 542095, 1084190, 2168380]

約数ペア:

[(1, 2168380), (2, 1084190), (4, 542095), (5, 433676), (10, 216838), (20, 108419), (181, 11980), (362, 5990), (599, 3620), (724, 2995), (905, 2396), (1198, 1810)]