20199870880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{2309}}^1$

素因数の和:2511

約数の個数: 192

約数和(自身を含む): 55827636480

約数和(自身を除く): 35627765600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 73, 80, 107, 112, 140, 146, 160, 214, 224, 280, 292, 365, 428, 511, 535, 560, 584, 730, 749, 856, 1022, 1070, 1120, 1168, 1460, 1498, 1712, 2044, 2140, 2309, 2336, 2555, 2920, 2996, 3424, 3745, 4088, 4280, 4618, 5110, 5840, 5992, 7490, 7811, 8176, 8560, 9236, 10220, 11545, 11680, 11984, 14980, 15622, 16163, 16352, 17120, 18472, 20440, 23090, 23968, 29960, 31244, 32326, 36944, 39055, 40880, 46180, 54677, 59920, 62488, 64652, 73888, 78110, 80815, 81760, 92360, 109354, 119840, 124976, 129304, 156220, 161630, 168557, 184720, 218708, 247063, 249952, 258608, 273385, 312440, 323260, 337114, 369440, 437416, 494126, 517216, 546770, 624880, 646520, 674228, 842785, 874832, 988252, 1093540, 1179899, 1235315, 1249760, 1293040, 1348456, 1685570, 1729441, 1749664, 1976504, 2187080, 2359798, 2470630, 2586080, 2696912, 3371140, 3458882, 3953008, 4374160, 4719596, 4941260, 5393824, 5899495, 6742280, 6917764, 7906016, 8647205, 8748320, 9439192, 9882520, 11798990, 13484560, 13835528, 17294410, 18035599, 18878384, 19765040, 23597980, 26969120, 27671056, 34588820, 36071198, 37756768, 39530080, 47195960, 55342112, 69177640, 72142396, 90177995, 94391920, 126249193, 138355280, 144284792, 180355990, 188783840, 252498386, 276710560, 288569584, 360711980, 504996772, 577139168, 631245965, 721423960, 1009993544, 1262491930, 1442847920, 2019987088, 2524983860, 2885695840, 4039974176, 5049967720, 10099935440, 20199870880]

約数ペア:

[(1, 20199870880), (2, 10099935440), (4, 5049967720), (5, 4039974176), (7, 2885695840), (8, 2524983860), (10, 2019987088), (14, 1442847920), (16, 1262491930), (20, 1009993544), (28, 721423960), (32, 631245965), (35, 577139168), (40, 504996772), (56, 360711980), (70, 288569584), (73, 276710560), (80, 252498386), (107, 188783840), (112, 180355990), (140, 144284792), (146, 138355280), (160, 126249193), (214, 94391920), (224, 90177995), (280, 72142396), (292, 69177640), (365, 55342112), (428, 47195960), (511, 39530080), (535, 37756768), (560, 36071198), (584, 34588820), (730, 27671056), (749, 26969120), (856, 23597980), (1022, 19765040), (1070, 18878384), (1120, 18035599), (1168, 17294410), (1460, 13835528), (1498, 13484560), (1712, 11798990), (2044, 9882520), (2140, 9439192), (2309, 8748320), (2336, 8647205), (2555, 7906016), (2920, 6917764), (2996, 6742280), (3424, 5899495), (3745, 5393824), (4088, 4941260), (4280, 4719596), (4618, 4374160), (5110, 3953008), (5840, 3458882), (5992, 3371140), (7490, 2696912), (7811, 2586080), (8176, 2470630), (8560, 2359798), (9236, 2187080), (10220, 1976504), (11545, 1749664), (11680, 1729441), (11984, 1685570), (14980, 1348456), (15622, 1293040), (16163, 1249760), (16352, 1235315), (17120, 1179899), (18472, 1093540), (20440, 988252), (23090, 874832), (23968, 842785), (29960, 674228), (31244, 646520), (32326, 624880), (36944, 546770), (39055, 517216), (40880, 494126), (46180, 437416), (54677, 369440), (59920, 337114), (62488, 323260), (64652, 312440), (73888, 273385), (78110, 258608), (80815, 249952), (81760, 247063), (92360, 218708), (109354, 184720), (119840, 168557), (124976, 161630), (129304, 156220)]