2947620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3779}}^1$

素因数の和:3804

約数の個数: 48

約数和(自身を含む): 8890560

約数和(自身を除く): 5942940

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, 3779, 7558, 11337, 15116, 18895, 22674, 37790, 45348, 49127, 56685, 75580, 98254, 113370, 147381, 196508, 226740, 245635, 294762, 491270, 589524, 736905, 982540, 1473810, 2947620]

約数ペア:

[(1, 2947620), (2, 1473810), (3, 982540), (4, 736905), (5, 589524), (6, 491270), (10, 294762), (12, 245635), (13, 226740), (15, 196508), (20, 147381), (26, 113370), (30, 98254), (39, 75580), (52, 56685), (60, 49127), (65, 45348), (78, 37790), (130, 22674), (156, 18895), (195, 15116), (260, 11337), (390, 7558), (780, 3779)]