12490660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6863}}^1$

素因数の和:6892

約数の個数: 48

約数和(自身を含む): 32288256

約数和(自身を除く): 19797596

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 6863, 13726, 27452, 34315, 48041, 68630, 89219, 96082, 137260, 178438, 192164, 240205, 356876, 446095, 480410, 624533, 892190, 960820, 1249066, 1784380, 2498132, 3122665, 6245330, 12490660]

約数ペア:

[(1, 12490660), (2, 6245330), (4, 3122665), (5, 2498132), (7, 1784380), (10, 1249066), (13, 960820), (14, 892190), (20, 624533), (26, 480410), (28, 446095), (35, 356876), (52, 240205), (65, 192164), (70, 178438), (91, 137260), (130, 96082), (140, 89219), (182, 68630), (260, 48041), (364, 34315), (455, 27452), (910, 13726), (1820, 6863)]