4891510

素因数分解:

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

素因数の和:408

約数の個数: 32

約数和(自身を含む): 9580032

約数和(自身を除く): 4688522

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 191, 197, 382, 394, 955, 985, 1910, 1970, 2483, 2561, 4966, 5122, 12415, 12805, 24830, 25610, 37627, 75254, 188135, 376270, 489151, 978302, 2445755, 4891510]

約数ペア:

[(1, 4891510), (2, 2445755), (5, 978302), (10, 489151), (13, 376270), (26, 188135), (65, 75254), (130, 37627), (191, 25610), (197, 24830), (382, 12805), (394, 12415), (955, 5122), (985, 4966), (1910, 2561), (1970, 2483)]