12251680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{10939}}^1$

素因数の和:10961

約数の個数: 48

約数和(自身を含む): 33082560

約数和(自身を除く): 20830880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 10939, 21878, 43756, 54695, 76573, 87512, 109390, 153146, 175024, 218780, 306292, 350048, 382865, 437560, 612584, 765730, 875120, 1225168, 1531460, 1750240, 2450336, 3062920, 6125840, 12251680]

約数ペア:

[(1, 12251680), (2, 6125840), (4, 3062920), (5, 2450336), (7, 1750240), (8, 1531460), (10, 1225168), (14, 875120), (16, 765730), (20, 612584), (28, 437560), (32, 382865), (35, 350048), (40, 306292), (56, 218780), (70, 175024), (80, 153146), (112, 109390), (140, 87512), (160, 76573), (224, 54695), (280, 43756), (560, 21878), (1120, 10939)]