42519820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{303713}}^1$

素因数の和:303729

約数の個数: 24

約数和(自身を含む): 102047904

約数和(自身を除く): 59528084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 303713, 607426, 1214852, 1518565, 2125991, 3037130, 4251982, 6074260, 8503964, 10629955, 21259910, 42519820]

約数ペア:

[(1, 42519820), (2, 21259910), (4, 10629955), (5, 8503964), (7, 6074260), (10, 4251982), (14, 3037130), (20, 2125991), (28, 1518565), (35, 1214852), (70, 607426), (140, 303713)]