20223463120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{43987}}^1$

素因数の和:44828

約数の個数: 80

約数和(自身を含む): 53803306368

約数和(自身を除く): 33579843248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 821, 1642, 3284, 4105, 5747, 6568, 8210, 11494, 13136, 16420, 22988, 28735, 32840, 43987, 45976, 57470, 65680, 87974, 91952, 114940, 175948, 219935, 229880, 307909, 351896, 439870, 459760, 615818, 703792, 879740, 1231636, 1539545, 1759480, 2463272, 3079090, 3518960, 4926544, 6158180, 12316360, 24632720, 36113327, 72226654, 144453308, 180566635, 252793289, 288906616, 361133270, 505586578, 577813232, 722266540, 1011173156, 1263966445, 1444533080, 2022346312, 2527932890, 2889066160, 4044692624, 5055865780, 10111731560, 20223463120]

約数ペア:

[(1, 20223463120), (2, 10111731560), (4, 5055865780), (5, 4044692624), (7, 2889066160), (8, 2527932890), (10, 2022346312), (14, 1444533080), (16, 1263966445), (20, 1011173156), (28, 722266540), (35, 577813232), (40, 505586578), (56, 361133270), (70, 288906616), (80, 252793289), (112, 180566635), (140, 144453308), (280, 72226654), (560, 36113327), (821, 24632720), (1642, 12316360), (3284, 6158180), (4105, 4926544), (5747, 3518960), (6568, 3079090), (8210, 2463272), (11494, 1759480), (13136, 1539545), (16420, 1231636), (22988, 879740), (28735, 703792), (32840, 615818), (43987, 459760), (45976, 439870), (57470, 351896), (65680, 307909), (87974, 229880), (91952, 219935), (114940, 175948)]