16829920

素因数分解:

$2^5\times 5^1\times {\mathrm{293}}^1\times {\mathrm{359}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 40007520

約数和(自身を除く): 23177600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 293, 359, 586, 718, 1172, 1436, 1465, 1795, 2344, 2872, 2930, 3590, 4688, 5744, 5860, 7180, 9376, 11488, 11720, 14360, 23440, 28720, 46880, 57440, 105187, 210374, 420748, 525935, 841496, 1051870, 1682992, 2103740, 3365984, 4207480, 8414960, 16829920]

約数ペア:

[(1, 16829920), (2, 8414960), (4, 4207480), (5, 3365984), (8, 2103740), (10, 1682992), (16, 1051870), (20, 841496), (32, 525935), (40, 420748), (80, 210374), (160, 105187), (293, 57440), (359, 46880), (586, 28720), (718, 23440), (1172, 14360), (1436, 11720), (1465, 11488), (1795, 9376), (2344, 7180), (2872, 5860), (2930, 5744), (3590, 4688)]