82707020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3449}}^1$

素因数の和:3578

約数の個数: 48

約数和(自身を含む): 191268000

約数和(自身を除く): 108560980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 3449, 4796, 5995, 6898, 11990, 13796, 17245, 23980, 34490, 37939, 68980, 75878, 151756, 189695, 375941, 379390, 751882, 758780, 1503764, 1879705, 3759410, 4135351, 7518820, 8270702, 16541404, 20676755, 41353510, 82707020]

約数ペア:

[(1, 82707020), (2, 41353510), (4, 20676755), (5, 16541404), (10, 8270702), (11, 7518820), (20, 4135351), (22, 3759410), (44, 1879705), (55, 1503764), (109, 758780), (110, 751882), (218, 379390), (220, 375941), (436, 189695), (545, 151756), (1090, 75878), (1199, 68980), (2180, 37939), (2398, 34490), (3449, 23980), (4796, 17245), (5995, 13796), (6898, 11990)]