12182820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15619}}^1$

素因数の和:15644

約数の個数: 48

約数和(自身を含む): 36738240

約数和(自身を除く): 24555420

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, 15619, 31238, 46857, 62476, 78095, 93714, 156190, 187428, 203047, 234285, 312380, 406094, 468570, 609141, 812188, 937140, 1015235, 1218282, 2030470, 2436564, 3045705, 4060940, 6091410, 12182820]

約数ペア:

[(1, 12182820), (2, 6091410), (3, 4060940), (4, 3045705), (5, 2436564), (6, 2030470), (10, 1218282), (12, 1015235), (13, 937140), (15, 812188), (20, 609141), (26, 468570), (30, 406094), (39, 312380), (52, 234285), (60, 203047), (65, 187428), (78, 156190), (130, 93714), (156, 78095), (195, 62476), (260, 46857), (390, 31238), (780, 15619)]