1949840592

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1999}}^1\times {\mathrm{2903}}^1$

素因数の和:4920

約数の個数: 80

約数和(自身を含む): 5761536000

約数和(自身を除く): 3811695408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1999, 2903, 3998, 5806, 5997, 7996, 8709, 11612, 11994, 13993, 15992, 17418, 20321, 23224, 23988, 27986, 31984, 34836, 40642, 41979, 46448, 47976, 55972, 60963, 69672, 81284, 83958, 95952, 111944, 121926, 139344, 162568, 167916, 223888, 243852, 325136, 335832, 487704, 671664, 975408, 5803097, 11606194, 17409291, 23212388, 34818582, 40621679, 46424776, 69637164, 81243358, 92849552, 121865037, 139274328, 162486716, 243730074, 278548656, 324973432, 487460148, 649946864, 974920296, 1949840592]

約数ペア:

[(1, 1949840592), (2, 974920296), (3, 649946864), (4, 487460148), (6, 324973432), (7, 278548656), (8, 243730074), (12, 162486716), (14, 139274328), (16, 121865037), (21, 92849552), (24, 81243358), (28, 69637164), (42, 46424776), (48, 40621679), (56, 34818582), (84, 23212388), (112, 17409291), (168, 11606194), (336, 5803097), (1999, 975408), (2903, 671664), (3998, 487704), (5806, 335832), (5997, 325136), (7996, 243852), (8709, 223888), (11612, 167916), (11994, 162568), (13993, 139344), (15992, 121926), (17418, 111944), (20321, 95952), (23224, 83958), (23988, 81284), (27986, 69672), (31984, 60963), (34836, 55972), (40642, 47976), (41979, 46448)]