20023789920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53551}}^1$

素因数の和:53629

約数の個数: 192

約数和(自身を含む): 68015324160

約数和(自身を除く): 47991534240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 41, 48, 57, 60, 76, 80, 82, 95, 96, 114, 120, 123, 152, 160, 164, 190, 205, 228, 240, 246, 285, 304, 328, 380, 410, 456, 480, 492, 570, 608, 615, 656, 760, 779, 820, 912, 984, 1140, 1230, 1312, 1520, 1558, 1640, 1824, 1968, 2280, 2337, 2460, 3040, 3116, 3280, 3895, 3936, 4560, 4674, 4920, 6232, 6560, 7790, 9120, 9348, 9840, 11685, 12464, 15580, 18696, 19680, 23370, 24928, 31160, 37392, 46740, 53551, 62320, 74784, 93480, 107102, 124640, 160653, 186960, 214204, 267755, 321306, 373920, 428408, 535510, 642612, 803265, 856816, 1017469, 1071020, 1285224, 1606530, 1713632, 2034938, 2142040, 2195591, 2570448, 3052407, 3213060, 4069876, 4284080, 4391182, 5087345, 5140896, 6104814, 6426120, 6586773, 8139752, 8568160, 8782364, 10174690, 10977955, 12209628, 12852240, 13173546, 15262035, 16279504, 17564728, 20349380, 21955910, 24419256, 25704480, 26347092, 30524070, 32559008, 32933865, 35129456, 40698760, 41716229, 43911820, 48838512, 52694184, 61048140, 65867730, 70258912, 81397520, 83432458, 87823640, 97677024, 105388368, 122096280, 125148687, 131735460, 162795040, 166864916, 175647280, 208581145, 210776736, 244192560, 250297374, 263470920, 333729832, 351294560, 417162290, 488385120, 500594748, 526941840, 625743435, 667459664, 834324580, 1001189496, 1053883680, 1251486870, 1334919328, 1668649160, 2002378992, 2502973740, 3337298320, 4004757984, 5005947480, 6674596640, 10011894960, 20023789920]

約数ペア:

[(1, 20023789920), (2, 10011894960), (3, 6674596640), (4, 5005947480), (5, 4004757984), (6, 3337298320), (8, 2502973740), (10, 2002378992), (12, 1668649160), (15, 1334919328), (16, 1251486870), (19, 1053883680), (20, 1001189496), (24, 834324580), (30, 667459664), (32, 625743435), (38, 526941840), (40, 500594748), (41, 488385120), (48, 417162290), (57, 351294560), (60, 333729832), (76, 263470920), (80, 250297374), (82, 244192560), (95, 210776736), (96, 208581145), (114, 175647280), (120, 166864916), (123, 162795040), (152, 131735460), (160, 125148687), (164, 122096280), (190, 105388368), (205, 97677024), (228, 87823640), (240, 83432458), (246, 81397520), (285, 70258912), (304, 65867730), (328, 61048140), (380, 52694184), (410, 48838512), (456, 43911820), (480, 41716229), (492, 40698760), (570, 35129456), (608, 32933865), (615, 32559008), (656, 30524070), (760, 26347092), (779, 25704480), (820, 24419256), (912, 21955910), (984, 20349380), (1140, 17564728), (1230, 16279504), (1312, 15262035), (1520, 13173546), (1558, 12852240), (1640, 12209628), (1824, 10977955), (1968, 10174690), (2280, 8782364), (2337, 8568160), (2460, 8139752), (3040, 6586773), (3116, 6426120), (3280, 6104814), (3895, 5140896), (3936, 5087345), (4560, 4391182), (4674, 4284080), (4920, 4069876), (6232, 3213060), (6560, 3052407), (7790, 2570448), (9120, 2195591), (9348, 2142040), (9840, 2034938), (11685, 1713632), (12464, 1606530), (15580, 1285224), (18696, 1071020), (19680, 1017469), (23370, 856816), (24928, 803265), (31160, 642612), (37392, 535510), (46740, 428408), (53551, 373920), (62320, 321306), (74784, 267755), (93480, 214204), (107102, 186960), (124640, 160653)]