12121880

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1693}}^1$

素因数の和:1883

約数の個数: 32

約数和(自身を含む): 27442800

約数和(自身を除く): 15320920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1693, 1790, 3386, 3580, 6772, 7160, 8465, 13544, 16930, 33860, 67720, 303047, 606094, 1212188, 1515235, 2424376, 3030470, 6060940, 12121880]

約数ペア:

[(1, 12121880), (2, 6060940), (4, 3030470), (5, 2424376), (8, 1515235), (10, 1212188), (20, 606094), (40, 303047), (179, 67720), (358, 33860), (716, 16930), (895, 13544), (1432, 8465), (1693, 7160), (1790, 6772), (3386, 3580)]