12257180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47143}}^1$

素因数の和:47165

約数の個数: 24

約数和(自身を含む): 27720672

約数和(自身を除く): 15463492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 47143, 94286, 188572, 235715, 471430, 612859, 942860, 1225718, 2451436, 3064295, 6128590, 12257180]

約数ペア:

[(1, 12257180), (2, 6128590), (4, 3064295), (5, 2451436), (10, 1225718), (13, 942860), (20, 612859), (26, 471430), (52, 235715), (65, 188572), (130, 94286), (260, 47143)]