392417870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1\times {\mathrm{2777}}^1$

素因数の和:3884

約数の個数: 32

約数和(自身を含む): 761660928

約数和(自身を除く): 369243058

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1087, 2174, 2777, 5435, 5554, 10870, 13885, 14131, 27770, 28262, 36101, 70655, 72202, 141310, 180505, 361010, 3018599, 6037198, 15092995, 30185990, 39241787, 78483574, 196208935, 392417870]

約数ペア:

[(1, 392417870), (2, 196208935), (5, 78483574), (10, 39241787), (13, 30185990), (26, 15092995), (65, 6037198), (130, 3018599), (1087, 361010), (2174, 180505), (2777, 141310), (5435, 72202), (5554, 70655), (10870, 36101), (13885, 28262), (14131, 27770)]