1796208040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{683}}^1$

素因数の和:887

約数の個数: 128

約数和(自身を含む): 4550515200

約数和(自身を除く): 2754307160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 139, 172, 215, 220, 278, 344, 430, 440, 473, 556, 683, 695, 860, 946, 1112, 1366, 1390, 1529, 1720, 1892, 2365, 2732, 2780, 3058, 3415, 3784, 4730, 5464, 5560, 5977, 6116, 6830, 7513, 7645, 9460, 11954, 12232, 13660, 15026, 15290, 18920, 23908, 27320, 29369, 29885, 30052, 30580, 37565, 47816, 58738, 59770, 60104, 61160, 65747, 75130, 94937, 117476, 119540, 131494, 146845, 150260, 189874, 234952, 239080, 262988, 293690, 300520, 323059, 328735, 379748, 474685, 525976, 587380, 646118, 657470, 759496, 949370, 1044307, 1174760, 1292236, 1314940, 1615295, 1898740, 2088614, 2584472, 2629880, 3230590, 3797480, 4082291, 4177228, 5221535, 6461180, 8164582, 8354456, 10443070, 12922360, 16329164, 20411455, 20886140, 32658328, 40822910, 41772280, 44905201, 81645820, 89810402, 163291640, 179620804, 224526005, 359241608, 449052010, 898104020, 1796208040]

約数ペア:

[(1, 1796208040), (2, 898104020), (4, 449052010), (5, 359241608), (8, 224526005), (10, 179620804), (11, 163291640), (20, 89810402), (22, 81645820), (40, 44905201), (43, 41772280), (44, 40822910), (55, 32658328), (86, 20886140), (88, 20411455), (110, 16329164), (139, 12922360), (172, 10443070), (215, 8354456), (220, 8164582), (278, 6461180), (344, 5221535), (430, 4177228), (440, 4082291), (473, 3797480), (556, 3230590), (683, 2629880), (695, 2584472), (860, 2088614), (946, 1898740), (1112, 1615295), (1366, 1314940), (1390, 1292236), (1529, 1174760), (1720, 1044307), (1892, 949370), (2365, 759496), (2732, 657470), (2780, 646118), (3058, 587380), (3415, 525976), (3784, 474685), (4730, 379748), (5464, 328735), (5560, 323059), (5977, 300520), (6116, 293690), (6830, 262988), (7513, 239080), (7645, 234952), (9460, 189874), (11954, 150260), (12232, 146845), (13660, 131494), (15026, 119540), (15290, 117476), (18920, 94937), (23908, 75130), (27320, 65747), (29369, 61160), (29885, 60104), (30052, 59770), (30580, 58738), (37565, 47816)]