11960840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4463}}^1$

素因数の和:4541

約数の個数: 32

約数和(自身を含む): 27319680

約数和(自身を除く): 15358840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 4463, 8926, 17852, 22315, 35704, 44630, 89260, 178520, 299021, 598042, 1196084, 1495105, 2392168, 2990210, 5980420, 11960840]

約数ペア:

[(1, 11960840), (2, 5980420), (4, 2990210), (5, 2392168), (8, 1495105), (10, 1196084), (20, 598042), (40, 299021), (67, 178520), (134, 89260), (268, 44630), (335, 35704), (536, 22315), (670, 17852), (1340, 8926), (2680, 4463)]