20089245760

素因数分解:

$2^6\times 5^1\times {\mathrm{227}}^1\times {\mathrm{347}}^1\times {\mathrm{797}}^1$

素因数の和:1388

約数の個数: 112

約数和(自身を含む): 48247182144

約数和(自身を除く): 28157936384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 227, 320, 347, 454, 694, 797, 908, 1135, 1388, 1594, 1735, 1816, 2270, 2776, 3188, 3470, 3632, 3985, 4540, 5552, 6376, 6940, 7264, 7970, 9080, 11104, 12752, 13880, 14528, 15940, 18160, 22208, 25504, 27760, 31880, 36320, 51008, 55520, 63760, 72640, 78769, 111040, 127520, 157538, 180919, 255040, 276559, 315076, 361838, 393845, 553118, 630152, 723676, 787690, 904595, 1106236, 1260304, 1382795, 1447352, 1575380, 1809190, 2212472, 2520608, 2765590, 2894704, 3150760, 3618380, 4424944, 5041216, 5531180, 5789408, 6301520, 7236760, 8849888, 11062360, 11578816, 12603040, 14473520, 17699776, 22124720, 25206080, 28947040, 44249440, 57894080, 62778893, 88498880, 125557786, 251115572, 313894465, 502231144, 627788930, 1004462288, 1255577860, 2008924576, 2511155720, 4017849152, 5022311440, 10044622880, 20089245760]

約数ペア:

[(1, 20089245760), (2, 10044622880), (4, 5022311440), (5, 4017849152), (8, 2511155720), (10, 2008924576), (16, 1255577860), (20, 1004462288), (32, 627788930), (40, 502231144), (64, 313894465), (80, 251115572), (160, 125557786), (227, 88498880), (320, 62778893), (347, 57894080), (454, 44249440), (694, 28947040), (797, 25206080), (908, 22124720), (1135, 17699776), (1388, 14473520), (1594, 12603040), (1735, 11578816), (1816, 11062360), (2270, 8849888), (2776, 7236760), (3188, 6301520), (3470, 5789408), (3632, 5531180), (3985, 5041216), (4540, 4424944), (5552, 3618380), (6376, 3150760), (6940, 2894704), (7264, 2765590), (7970, 2520608), (9080, 2212472), (11104, 1809190), (12752, 1575380), (13880, 1447352), (14528, 1382795), (15940, 1260304), (18160, 1106236), (22208, 904595), (25504, 787690), (27760, 723676), (31880, 630152), (36320, 553118), (51008, 393845), (55520, 361838), (63760, 315076), (72640, 276559), (78769, 255040), (111040, 180919), (127520, 157538)]