69808840

素因数分解:

$2^3\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1427}}^1$

素因数の和:2661

約数の個数: 32

約数和(自身を含む): 157308480

約数和(自身を除く): 87499640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1223, 1427, 2446, 2854, 4892, 5708, 6115, 7135, 9784, 11416, 12230, 14270, 24460, 28540, 48920, 57080, 1745221, 3490442, 6980884, 8726105, 13961768, 17452210, 34904420, 69808840]

約数ペア:

[(1, 69808840), (2, 34904420), (4, 17452210), (5, 13961768), (8, 8726105), (10, 6980884), (20, 3490442), (40, 1745221), (1223, 57080), (1427, 48920), (2446, 28540), (2854, 24460), (4892, 14270), (5708, 12230), (6115, 11416), (7135, 9784)]