4388540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16879}}^1$

素因数の和:16901

約数の個数: 24

約数和(自身を含む): 9925440

約数和(自身を除く): 5536900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 16879, 33758, 67516, 84395, 168790, 219427, 337580, 438854, 877708, 1097135, 2194270, 4388540]

約数ペア:

[(1, 4388540), (2, 2194270), (4, 1097135), (5, 877708), (10, 438854), (13, 337580), (20, 219427), (26, 168790), (52, 84395), (65, 67516), (130, 33758), (260, 16879)]