9783020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 22353408

約数和(自身を除く): 12570388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 191, 197, 260, 382, 394, 764, 788, 955, 985, 1910, 1970, 2483, 2561, 3820, 3940, 4966, 5122, 9932, 10244, 12415, 12805, 24830, 25610, 37627, 49660, 51220, 75254, 150508, 188135, 376270, 489151, 752540, 978302, 1956604, 2445755, 4891510, 9783020]

約数ペア:

[(1, 9783020), (2, 4891510), (4, 2445755), (5, 1956604), (10, 978302), (13, 752540), (20, 489151), (26, 376270), (52, 188135), (65, 150508), (130, 75254), (191, 51220), (197, 49660), (260, 37627), (382, 25610), (394, 24830), (764, 12805), (788, 12415), (955, 10244), (985, 9932), (1910, 5122), (1970, 4966), (2483, 3940), (2561, 3820)]