2106173860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{126421}}^1$

素因数の和:126461

約数の個数: 72

約数和(自身を含む): 5447776824

約数和(自身を除く): 3341602964

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8330, 16660, 126421, 252842, 505684, 632105, 884947, 1264210, 1769894, 2149157, 2528420, 3539788, 4298314, 4424735, 6194629, 8596628, 8849470, 10745785, 12389258, 15044099, 17698940, 21491570, 24778516, 30088198, 30973145, 42983140, 60176396, 61946290, 75220495, 105308693, 123892580, 150440990, 210617386, 300881980, 421234772, 526543465, 1053086930, 2106173860]

約数ペア:

[(1, 2106173860), (2, 1053086930), (4, 526543465), (5, 421234772), (7, 300881980), (10, 210617386), (14, 150440990), (17, 123892580), (20, 105308693), (28, 75220495), (34, 61946290), (35, 60176396), (49, 42983140), (68, 30973145), (70, 30088198), (85, 24778516), (98, 21491570), (119, 17698940), (140, 15044099), (170, 12389258), (196, 10745785), (238, 8849470), (245, 8596628), (340, 6194629), (476, 4424735), (490, 4298314), (595, 3539788), (833, 2528420), (980, 2149157), (1190, 1769894), (1666, 1264210), (2380, 884947), (3332, 632105), (4165, 505684), (8330, 252842), (16660, 126421)]