2489440

素因数分解:

$2^5\times 5^1\times {\mathrm{15559}}^1$

素因数の和:15574

約数の個数: 24

約数和(自身を含む): 5881680

約数和(自身を除く): 3392240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 15559, 31118, 62236, 77795, 124472, 155590, 248944, 311180, 497888, 622360, 1244720, 2489440]

約数ペア:

[(1, 2489440), (2, 1244720), (4, 622360), (5, 497888), (8, 311180), (10, 248944), (16, 155590), (20, 124472), (32, 77795), (40, 62236), (80, 31118), (160, 15559)]