12081680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11617}}^1$

素因数の和:11643

約数の個数: 40

約数和(自身を含む): 30253272

約数和(自身を除く): 18171592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 11617, 23234, 46468, 58085, 92936, 116170, 151021, 185872, 232340, 302042, 464680, 604084, 755105, 929360, 1208168, 1510210, 2416336, 3020420, 6040840, 12081680]

約数ペア:

[(1, 12081680), (2, 6040840), (4, 3020420), (5, 2416336), (8, 1510210), (10, 1208168), (13, 929360), (16, 755105), (20, 604084), (26, 464680), (40, 302042), (52, 232340), (65, 185872), (80, 151021), (104, 116170), (130, 92936), (208, 58085), (260, 46468), (520, 23234), (1040, 11617)]