123070840

素因数分解:

$2^3\times 5^1\times {\mathrm{853}}^1\times {\mathrm{3607}}^1$

素因数の和:4471

約数の個数: 32

約数和(自身を含む): 277310880

約数和(自身を除く): 154240040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 853, 1706, 3412, 3607, 4265, 6824, 7214, 8530, 14428, 17060, 18035, 28856, 34120, 36070, 72140, 144280, 3076771, 6153542, 12307084, 15383855, 24614168, 30767710, 61535420, 123070840]

約数ペア:

[(1, 123070840), (2, 61535420), (4, 30767710), (5, 24614168), (8, 15383855), (10, 12307084), (20, 6153542), (40, 3076771), (853, 144280), (1706, 72140), (3412, 36070), (3607, 34120), (4265, 28856), (6824, 18035), (7214, 17060), (8530, 14428)]