19257560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{68777}}^1$

素因数の和:68795

約数の個数: 32

約数和(自身を含む): 49520160

約数和(自身を除く): 30262600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 68777, 137554, 275108, 343885, 481439, 550216, 687770, 962878, 1375540, 1925756, 2407195, 2751080, 3851512, 4814390, 9628780, 19257560]

約数ペア:

[(1, 19257560), (2, 9628780), (4, 4814390), (5, 3851512), (7, 2751080), (8, 2407195), (10, 1925756), (14, 1375540), (20, 962878), (28, 687770), (35, 550216), (40, 481439), (56, 343885), (70, 275108), (140, 137554), (280, 68777)]