61040840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{218003}}^1$

素因数の和:218021

約数の個数: 32

約数和(自身を含む): 156962880

約数和(自身を除く): 95922040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 218003, 436006, 872012, 1090015, 1526021, 1744024, 2180030, 3052042, 4360060, 6104084, 7630105, 8720120, 12208168, 15260210, 30520420, 61040840]

約数ペア:

[(1, 61040840), (2, 30520420), (4, 15260210), (5, 12208168), (7, 8720120), (8, 7630105), (10, 6104084), (14, 4360060), (20, 3052042), (28, 2180030), (35, 1744024), (40, 1526021), (56, 1090015), (70, 872012), (140, 436006), (280, 218003)]