1304180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1069}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 2786280

約数和(自身を除く): 1482100

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1069, 1220, 2138, 4276, 5345, 10690, 21380, 65209, 130418, 260836, 326045, 652090, 1304180]

約数ペア:

[(1, 1304180), (2, 652090), (4, 326045), (5, 260836), (10, 130418), (20, 65209), (61, 21380), (122, 10690), (244, 5345), (305, 4276), (610, 2138), (1069, 1220)]