6489440

素因数分解:

$2^5\times 5^1\times {\mathrm{40559}}^1$

素因数の和:40574

約数の個数: 24

約数和(自身を含む): 15331680

約数和(自身を除く): 8842240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 40559, 81118, 162236, 202795, 324472, 405590, 648944, 811180, 1297888, 1622360, 3244720, 6489440]

約数ペア:

[(1, 6489440), (2, 3244720), (4, 1622360), (5, 1297888), (8, 811180), (10, 648944), (16, 405590), (20, 324472), (32, 202795), (40, 162236), (80, 81118), (160, 40559)]