2019257440

素因数分解:

$2^5\times 5^1\times {\mathrm{12620359}}^1$

素因数の和:12620374

約数の個数: 24

約数和(自身を含む): 4770496080

約数和(自身を除く): 2751238640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 12620359, 25240718, 50481436, 63101795, 100962872, 126203590, 201925744, 252407180, 403851488, 504814360, 1009628720, 2019257440]

約数ペア:

[(1, 2019257440), (2, 1009628720), (4, 504814360), (5, 403851488), (8, 252407180), (10, 201925744), (16, 126203590), (20, 100962872), (32, 63101795), (40, 50481436), (80, 25240718), (160, 12620359)]