12250840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43753}}^1$

素因数の和:43771

約数の個数: 32

約数和(自身を含む): 31502880

約数和(自身を除く): 19252040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 43753, 87506, 175012, 218765, 306271, 350024, 437530, 612542, 875060, 1225084, 1531355, 1750120, 2450168, 3062710, 6125420, 12250840]

約数ペア:

[(1, 12250840), (2, 6125420), (4, 3062710), (5, 2450168), (7, 1750120), (8, 1531355), (10, 1225084), (14, 875060), (20, 612542), (28, 437530), (35, 350024), (40, 306271), (56, 218765), (70, 175012), (140, 87506), (280, 43753)]