19995900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{66653}}^1$

素因数の和:66670

約数の個数: 36

約数和(自身を含む): 57855672

約数和(自身を除く): 37859772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 66653, 133306, 199959, 266612, 333265, 399918, 666530, 799836, 999795, 1333060, 1666325, 1999590, 3332650, 3999180, 4998975, 6665300, 9997950, 19995900]

約数ペア:

[(1, 19995900), (2, 9997950), (3, 6665300), (4, 4998975), (5, 3999180), (6, 3332650), (10, 1999590), (12, 1666325), (15, 1333060), (20, 999795), (25, 799836), (30, 666530), (50, 399918), (60, 333265), (75, 266612), (100, 199959), (150, 133306), (300, 66653)]