2742540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1063}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 7865088

約数和(自身を除く): 5122548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1063, 1290, 2126, 2580, 3189, 4252, 5315, 6378, 10630, 12756, 15945, 21260, 31890, 45709, 63780, 91418, 137127, 182836, 228545, 274254, 457090, 548508, 685635, 914180, 1371270, 2742540]

約数ペア:

[(1, 2742540), (2, 1371270), (3, 914180), (4, 685635), (5, 548508), (6, 457090), (10, 274254), (12, 228545), (15, 182836), (20, 137127), (30, 91418), (43, 63780), (60, 45709), (86, 31890), (129, 21260), (172, 15945), (215, 12756), (258, 10630), (430, 6378), (516, 5315), (645, 4252), (860, 3189), (1063, 2580), (1290, 2126)]