12387180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15881}}^1$

素因数の和:15906

約数の個数: 48

約数和(自身を含む): 37354464

約数和(自身を除く): 24967284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 15881, 31762, 47643, 63524, 79405, 95286, 158810, 190572, 206453, 238215, 317620, 412906, 476430, 619359, 825812, 952860, 1032265, 1238718, 2064530, 2477436, 3096795, 4129060, 6193590, 12387180]

約数ペア:

[(1, 12387180), (2, 6193590), (3, 4129060), (4, 3096795), (5, 2477436), (6, 2064530), (10, 1238718), (12, 1032265), (13, 952860), (15, 825812), (20, 619359), (26, 476430), (30, 412906), (39, 317620), (52, 238215), (60, 206453), (65, 190572), (78, 158810), (130, 95286), (156, 79405), (195, 63524), (260, 47643), (390, 31762), (780, 15881)]