20441540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{146011}}^1$

素因数の和:146027

約数の個数: 24

約数和(自身を含む): 49060032

約数和(自身を除く): 28618492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 146011, 292022, 584044, 730055, 1022077, 1460110, 2044154, 2920220, 4088308, 5110385, 10220770, 20441540]

約数ペア:

[(1, 20441540), (2, 10220770), (4, 5110385), (5, 4088308), (7, 2920220), (10, 2044154), (14, 1460110), (20, 1022077), (28, 730055), (35, 584044), (70, 292022), (140, 146011)]