20402489408

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{4583}}^1$

素因数の和:5144

約数の個数: 112

約数和(自身を含む): 48808965120

約数和(自身を除く): 28406475712

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 523, 532, 608, 1046, 1064, 1216, 2092, 2128, 3661, 4184, 4256, 4583, 7322, 8368, 8512, 9166, 9937, 14644, 16736, 18332, 19874, 29288, 32081, 33472, 36664, 39748, 58576, 64162, 69559, 73328, 79496, 87077, 117152, 128324, 139118, 146656, 158992, 174154, 234304, 256648, 278236, 293312, 317984, 348308, 513296, 556472, 609539, 635968, 696616, 1026592, 1112944, 1219078, 1393232, 2053184, 2225888, 2396909, 2438156, 2786464, 4451776, 4793818, 4876312, 5572928, 9587636, 9752624, 16778363, 19175272, 19505248, 33556726, 38350544, 39010496, 45541271, 67113452, 76701088, 91082542, 134226904, 153402176, 182165084, 268453808, 318788897, 364330168, 536907616, 637577794, 728660336, 1073815232, 1275155588, 1457320672, 2550311176, 2914641344, 5100622352, 10201244704, 20402489408]

約数ペア:

[(1, 20402489408), (2, 10201244704), (4, 5100622352), (7, 2914641344), (8, 2550311176), (14, 1457320672), (16, 1275155588), (19, 1073815232), (28, 728660336), (32, 637577794), (38, 536907616), (56, 364330168), (64, 318788897), (76, 268453808), (112, 182165084), (133, 153402176), (152, 134226904), (224, 91082542), (266, 76701088), (304, 67113452), (448, 45541271), (523, 39010496), (532, 38350544), (608, 33556726), (1046, 19505248), (1064, 19175272), (1216, 16778363), (2092, 9752624), (2128, 9587636), (3661, 5572928), (4184, 4876312), (4256, 4793818), (4583, 4451776), (7322, 2786464), (8368, 2438156), (8512, 2396909), (9166, 2225888), (9937, 2053184), (14644, 1393232), (16736, 1219078), (18332, 1112944), (19874, 1026592), (29288, 696616), (32081, 635968), (33472, 609539), (36664, 556472), (39748, 513296), (58576, 348308), (64162, 317984), (69559, 293312), (73328, 278236), (79496, 256648), (87077, 234304), (117152, 174154), (128324, 158992), (139118, 146656)]