2590420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{18503}}^1$

素因数の和:18519

約数の個数: 24

約数和(自身を含む): 6217344

約数和(自身を除く): 3626924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 18503, 37006, 74012, 92515, 129521, 185030, 259042, 370060, 518084, 647605, 1295210, 2590420]

約数ペア:

[(1, 2590420), (2, 1295210), (4, 647605), (5, 518084), (7, 370060), (10, 259042), (14, 185030), (20, 129521), (28, 92515), (35, 74012), (70, 37006), (140, 18503)]