20201456968

素因数分解:

$2^3\times 7^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4157}}^1$

素因数の和:4225

約数の個数: 160

約数和(自身を含む): 50313130560

約数和(自身を除く): 30111673592

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 49, 56, 77, 88, 92, 98, 154, 161, 184, 196, 253, 308, 322, 343, 392, 506, 539, 616, 644, 686, 1012, 1078, 1127, 1288, 1372, 1771, 2024, 2156, 2254, 2401, 2744, 3542, 3773, 4157, 4312, 4508, 4802, 7084, 7546, 7889, 8314, 9016, 9604, 12397, 14168, 15092, 15778, 16628, 19208, 24794, 26411, 29099, 30184, 31556, 33256, 45727, 49588, 52822, 55223, 58198, 63112, 86779, 91454, 95611, 99176, 105644, 110446, 116396, 173558, 182908, 191222, 203693, 211288, 220892, 232792, 320089, 347116, 365816, 382444, 407386, 441784, 607453, 640178, 669277, 694232, 764888, 814772, 1051721, 1214906, 1280356, 1338554, 1425851, 1629544, 2103442, 2240623, 2429812, 2560712, 2677108, 2851702, 4206884, 4481246, 4684939, 4859624, 5354216, 5703404, 7362047, 8413768, 8962492, 9369878, 9980957, 11406808, 14724094, 15684361, 17924984, 18739756, 19961914, 29448188, 31368722, 32794573, 37479512, 39923828, 51534329, 58896376, 62737444, 65589146, 79847656, 103068658, 109790527, 125474888, 131178292, 206137316, 219581054, 229562011, 262356584, 360740303, 412274632, 439162108, 459124022, 721480606, 878324216, 918248044, 1442961212, 1836496088, 2525182121, 2885922424, 5050364242, 10100728484, 20201456968]

約数ペア:

[(1, 20201456968), (2, 10100728484), (4, 5050364242), (7, 2885922424), (8, 2525182121), (11, 1836496088), (14, 1442961212), (22, 918248044), (23, 878324216), (28, 721480606), (44, 459124022), (46, 439162108), (49, 412274632), (56, 360740303), (77, 262356584), (88, 229562011), (92, 219581054), (98, 206137316), (154, 131178292), (161, 125474888), (184, 109790527), (196, 103068658), (253, 79847656), (308, 65589146), (322, 62737444), (343, 58896376), (392, 51534329), (506, 39923828), (539, 37479512), (616, 32794573), (644, 31368722), (686, 29448188), (1012, 19961914), (1078, 18739756), (1127, 17924984), (1288, 15684361), (1372, 14724094), (1771, 11406808), (2024, 9980957), (2156, 9369878), (2254, 8962492), (2401, 8413768), (2744, 7362047), (3542, 5703404), (3773, 5354216), (4157, 4859624), (4312, 4684939), (4508, 4481246), (4802, 4206884), (7084, 2851702), (7546, 2677108), (7889, 2560712), (8314, 2429812), (9016, 2240623), (9604, 2103442), (12397, 1629544), (14168, 1425851), (15092, 1338554), (15778, 1280356), (16628, 1214906), (19208, 1051721), (24794, 814772), (26411, 764888), (29099, 694232), (30184, 669277), (31556, 640178), (33256, 607453), (45727, 441784), (49588, 407386), (52822, 382444), (55223, 365816), (58198, 347116), (63112, 320089), (86779, 232792), (91454, 220892), (95611, 211288), (99176, 203693), (105644, 191222), (110446, 182908), (116396, 173558)]