4920404420

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{704929}}^1$

素因数の和:705287

約数の個数: 24

約数和(自身を含む): 10362471000

約数和(自身を除く): 5442066580

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 704929, 1409858, 2819716, 3524645, 7049290, 14098580, 246020221, 492040442, 984080884, 1230101105, 2460202210, 4920404420]

約数ペア:

[(1, 4920404420), (2, 2460202210), (4, 1230101105), (5, 984080884), (10, 492040442), (20, 246020221), (349, 14098580), (698, 7049290), (1396, 3524645), (1745, 2819716), (3490, 1409858), (6980, 704929)]