20760110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1889}}^1$

素因数の和:2060

約数の個数: 32

約数和(自身を含む): 43001280

約数和(自身を除く): 22241170

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 1889, 2198, 3778, 5495, 9445, 10990, 13223, 18890, 26446, 66115, 132230, 296573, 593146, 1482865, 2076011, 2965730, 4152022, 10380055, 20760110]

約数ペア:

[(1, 20760110), (2, 10380055), (5, 4152022), (7, 2965730), (10, 2076011), (14, 1482865), (35, 593146), (70, 296573), (157, 132230), (314, 66115), (785, 26446), (1099, 18890), (1570, 13223), (1889, 10990), (2198, 9445), (3778, 5495)]