104405140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{745751}}^1$

素因数の和:745767

約数の個数: 24

約数和(自身を含む): 250572672

約数和(自身を除く): 146167532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 745751, 1491502, 2983004, 3728755, 5220257, 7457510, 10440514, 14915020, 20881028, 26101285, 52202570, 104405140]

約数ペア:

[(1, 104405140), (2, 52202570), (4, 26101285), (5, 20881028), (7, 14915020), (10, 10440514), (14, 7457510), (20, 5220257), (28, 3728755), (35, 2983004), (70, 1491502), (140, 745751)]