53404540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{381461}}^1$

素因数の和:381477

約数の個数: 24

約数和(自身を含む): 128171232

約数和(自身を除く): 74766692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 381461, 762922, 1525844, 1907305, 2670227, 3814610, 5340454, 7629220, 10680908, 13351135, 26702270, 53404540]

約数ペア:

[(1, 53404540), (2, 26702270), (4, 13351135), (5, 10680908), (7, 7629220), (10, 5340454), (14, 3814610), (20, 2670227), (28, 1907305), (35, 1525844), (70, 762922), (140, 381461)]