17121740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{463}}^1$

素因数の和:558

約数の個数: 36

約数和(自身を含む): 36890784

約数和(自身を除く): 19769044

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 463, 860, 926, 1849, 1852, 2315, 3698, 4630, 7396, 9245, 9260, 18490, 19909, 36980, 39818, 79636, 99545, 199090, 398180, 856087, 1712174, 3424348, 4280435, 8560870, 17121740]

約数ペア:

[(1, 17121740), (2, 8560870), (4, 4280435), (5, 3424348), (10, 1712174), (20, 856087), (43, 398180), (86, 199090), (172, 99545), (215, 79636), (430, 39818), (463, 36980), (860, 19909), (926, 18490), (1849, 9260), (1852, 9245), (2315, 7396), (3698, 4630)]