9789820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16879}}^1$

素因数の和:16917

約数の個数: 24

約数和(自身を含む): 21268800

約数和(自身を除く): 11478980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 16879, 33758, 67516, 84395, 168790, 337580, 489491, 978982, 1957964, 2447455, 4894910, 9789820]

約数ペア:

[(1, 9789820), (2, 4894910), (4, 2447455), (5, 1957964), (10, 978982), (20, 489491), (29, 337580), (58, 168790), (116, 84395), (145, 67516), (290, 33758), (580, 16879)]