12867760

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{673}}^1$

素因数の和:925

約数の個数: 40

約数和(自身を含む): 30087360

約数和(自身を除く): 17219600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 673, 956, 1195, 1346, 1912, 2390, 2692, 3365, 3824, 4780, 5384, 6730, 9560, 10768, 13460, 19120, 26920, 53840, 160847, 321694, 643388, 804235, 1286776, 1608470, 2573552, 3216940, 6433880, 12867760]

約数ペア:

[(1, 12867760), (2, 6433880), (4, 3216940), (5, 2573552), (8, 1608470), (10, 1286776), (16, 804235), (20, 643388), (40, 321694), (80, 160847), (239, 53840), (478, 26920), (673, 19120), (956, 13460), (1195, 10768), (1346, 9560), (1912, 6730), (2390, 5384), (2692, 4780), (3365, 3824)]