20156987200

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{1799731}}^1$

素因数の和:1799760

約数の個数: 84

約数和(自身を含む): 56684359072

約数和(自身を除く): 36527371872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 700, 800, 1120, 1400, 1600, 2240, 2800, 5600, 11200, 1799731, 3599462, 7198924, 8998655, 12598117, 14397848, 17997310, 25196234, 28795696, 35994620, 44993275, 50392468, 57591392, 62990585, 71989240, 89986550, 100784936, 115182784, 125981170, 143978480, 179973100, 201569872, 251962340, 287956960, 314952925, 359946200, 403139744, 503924680, 575913920, 629905850, 719892400, 806279488, 1007849360, 1259811700, 1439784800, 2015698720, 2519623400, 2879569600, 4031397440, 5039246800, 10078493600, 20156987200]

約数ペア:

[(1, 20156987200), (2, 10078493600), (4, 5039246800), (5, 4031397440), (7, 2879569600), (8, 2519623400), (10, 2015698720), (14, 1439784800), (16, 1259811700), (20, 1007849360), (25, 806279488), (28, 719892400), (32, 629905850), (35, 575913920), (40, 503924680), (50, 403139744), (56, 359946200), (64, 314952925), (70, 287956960), (80, 251962340), (100, 201569872), (112, 179973100), (140, 143978480), (160, 125981170), (175, 115182784), (200, 100784936), (224, 89986550), (280, 71989240), (320, 62990585), (350, 57591392), (400, 50392468), (448, 44993275), (560, 35994620), (700, 28795696), (800, 25196234), (1120, 17997310), (1400, 14397848), (1600, 12598117), (2240, 8998655), (2800, 7198924), (5600, 3599462), (11200, 1799731)]