20173800640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{1171}}^1\times {\mathrm{7691}}^1$

素因数の和:8886

約数の個数: 112

約数和(自身を含む): 54955586304

約数和(自身を除く): 34781785664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 1171, 2240, 2342, 4684, 5855, 7691, 8197, 9368, 11710, 15382, 16394, 18736, 23420, 30764, 32788, 37472, 38455, 40985, 46840, 53837, 61528, 65576, 74944, 76910, 81970, 93680, 107674, 123056, 131152, 153820, 163940, 187360, 215348, 246112, 262304, 269185, 307640, 327880, 374720, 430696, 492224, 524608, 538370, 615280, 655760, 861392, 1076740, 1230560, 1311520, 1722784, 2153480, 2461120, 2623040, 3445568, 4306960, 8613920, 9006161, 17227840, 18012322, 36024644, 45030805, 63043127, 72049288, 90061610, 126086254, 144098576, 180123220, 252172508, 288197152, 315215635, 360246440, 504345016, 576394304, 630431270, 720492880, 1008690032, 1260862540, 1440985760, 2017380064, 2521725080, 2881971520, 4034760128, 5043450160, 10086900320, 20173800640]

約数ペア:

[(1, 20173800640), (2, 10086900320), (4, 5043450160), (5, 4034760128), (7, 2881971520), (8, 2521725080), (10, 2017380064), (14, 1440985760), (16, 1260862540), (20, 1008690032), (28, 720492880), (32, 630431270), (35, 576394304), (40, 504345016), (56, 360246440), (64, 315215635), (70, 288197152), (80, 252172508), (112, 180123220), (140, 144098576), (160, 126086254), (224, 90061610), (280, 72049288), (320, 63043127), (448, 45030805), (560, 36024644), (1120, 18012322), (1171, 17227840), (2240, 9006161), (2342, 8613920), (4684, 4306960), (5855, 3445568), (7691, 2623040), (8197, 2461120), (9368, 2153480), (11710, 1722784), (15382, 1311520), (16394, 1230560), (18736, 1076740), (23420, 861392), (30764, 655760), (32788, 615280), (37472, 538370), (38455, 524608), (40985, 492224), (46840, 430696), (53837, 374720), (61528, 327880), (65576, 307640), (74944, 269185), (76910, 262304), (81970, 246112), (93680, 215348), (107674, 187360), (123056, 163940), (131152, 153820)]