53900140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{385001}}^1$

素因数の和:385017

約数の個数: 24

約数和(自身を含む): 129360672

約数和(自身を除く): 75460532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 385001, 770002, 1540004, 1925005, 2695007, 3850010, 5390014, 7700020, 10780028, 13475035, 26950070, 53900140]

約数ペア:

[(1, 53900140), (2, 26950070), (4, 13475035), (5, 10780028), (7, 7700020), (10, 5390014), (14, 3850010), (20, 2695007), (28, 1925005), (35, 1540004), (70, 770002), (140, 385001)]