20163849760

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1597}}^1$

素因数の和:1755

約数の個数: 192

約数和(自身を含む): 51493542912

約数和(自身を除く): 31329693152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 47, 73, 80, 92, 94, 115, 146, 160, 184, 188, 230, 235, 292, 365, 368, 376, 460, 470, 584, 730, 736, 752, 920, 940, 1081, 1168, 1460, 1504, 1597, 1679, 1840, 1880, 2162, 2336, 2920, 3194, 3358, 3431, 3680, 3760, 4324, 5405, 5840, 6388, 6716, 6862, 7520, 7985, 8395, 8648, 10810, 11680, 12776, 13432, 13724, 15970, 16790, 17155, 17296, 21620, 25552, 26864, 27448, 31940, 33580, 34310, 34592, 36731, 43240, 51104, 53728, 54896, 63880, 67160, 68620, 73462, 75059, 78913, 86480, 109792, 116581, 127760, 134320, 137240, 146924, 150118, 157826, 172960, 183655, 233162, 255520, 268640, 274480, 293848, 300236, 315652, 367310, 375295, 394565, 466324, 548960, 582905, 587696, 600472, 631304, 734620, 750590, 789130, 932648, 1165810, 1175392, 1200944, 1262608, 1469240, 1501180, 1578260, 1726357, 1865296, 2331620, 2401888, 2525216, 2681363, 2938480, 3002360, 3156520, 3452714, 3730592, 4663240, 5362726, 5479307, 5876960, 6004720, 6313040, 6905428, 8631785, 9326480, 10725452, 10958614, 12009440, 12626080, 13406815, 13810856, 17263570, 18652960, 21450904, 21917228, 26813630, 27396535, 27621712, 34527140, 42901808, 43834456, 53627260, 54793070, 55243424, 69054280, 85803616, 87668912, 107254520, 109586140, 126024061, 138108560, 175337824, 214509040, 219172280, 252048122, 276217120, 429018080, 438344560, 504096244, 630120305, 876689120, 1008192488, 1260240610, 2016384976, 2520481220, 4032769952, 5040962440, 10081924880, 20163849760]

約数ペア:

[(1, 20163849760), (2, 10081924880), (4, 5040962440), (5, 4032769952), (8, 2520481220), (10, 2016384976), (16, 1260240610), (20, 1008192488), (23, 876689120), (32, 630120305), (40, 504096244), (46, 438344560), (47, 429018080), (73, 276217120), (80, 252048122), (92, 219172280), (94, 214509040), (115, 175337824), (146, 138108560), (160, 126024061), (184, 109586140), (188, 107254520), (230, 87668912), (235, 85803616), (292, 69054280), (365, 55243424), (368, 54793070), (376, 53627260), (460, 43834456), (470, 42901808), (584, 34527140), (730, 27621712), (736, 27396535), (752, 26813630), (920, 21917228), (940, 21450904), (1081, 18652960), (1168, 17263570), (1460, 13810856), (1504, 13406815), (1597, 12626080), (1679, 12009440), (1840, 10958614), (1880, 10725452), (2162, 9326480), (2336, 8631785), (2920, 6905428), (3194, 6313040), (3358, 6004720), (3431, 5876960), (3680, 5479307), (3760, 5362726), (4324, 4663240), (5405, 3730592), (5840, 3452714), (6388, 3156520), (6716, 3002360), (6862, 2938480), (7520, 2681363), (7985, 2525216), (8395, 2401888), (8648, 2331620), (10810, 1865296), (11680, 1726357), (12776, 1578260), (13432, 1501180), (13724, 1469240), (15970, 1262608), (16790, 1200944), (17155, 1175392), (17296, 1165810), (21620, 932648), (25552, 789130), (26864, 750590), (27448, 734620), (31940, 631304), (33580, 600472), (34310, 587696), (34592, 582905), (36731, 548960), (43240, 466324), (51104, 394565), (53728, 375295), (54896, 367310), (63880, 315652), (67160, 300236), (68620, 293848), (73462, 274480), (75059, 268640), (78913, 255520), (86480, 233162), (109792, 183655), (116581, 172960), (127760, 157826), (134320, 150118), (137240, 146924)]