11866280

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6899}}^1$

素因数の和:6953

約数の個数: 32

約数和(自身を含む): 27324000

約数和(自身を除く): 15457720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 6899, 13798, 27596, 34495, 55192, 68990, 137980, 275960, 296657, 593314, 1186628, 1483285, 2373256, 2966570, 5933140, 11866280]

約数ペア:

[(1, 11866280), (2, 5933140), (4, 2966570), (5, 2373256), (8, 1483285), (10, 1186628), (20, 593314), (40, 296657), (43, 275960), (86, 137980), (172, 68990), (215, 55192), (344, 34495), (430, 27596), (860, 13798), (1720, 6899)]