1234520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4409}}^1$

素因数の和:4427

約数の個数: 32

約数和(自身を含む): 3175200

約数和(自身を除く): 1940680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4409, 8818, 17636, 22045, 30863, 35272, 44090, 61726, 88180, 123452, 154315, 176360, 246904, 308630, 617260, 1234520]

約数ペア:

[(1, 1234520), (2, 617260), (4, 308630), (5, 246904), (7, 176360), (8, 154315), (10, 123452), (14, 88180), (20, 61726), (28, 44090), (35, 35272), (40, 30863), (56, 22045), (70, 17636), (140, 8818), (280, 4409)]