1979210800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{13337}}^1$

素因数の和:13415

約数の個数: 120

約数和(自身を含む): 5537297376

約数和(自身を除く): 3558086576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 53, 56, 70, 80, 100, 106, 112, 140, 175, 200, 212, 265, 280, 350, 371, 400, 424, 530, 560, 700, 742, 848, 1060, 1325, 1400, 1484, 1855, 2120, 2650, 2800, 2968, 3710, 4240, 5300, 5936, 7420, 9275, 10600, 13337, 14840, 18550, 21200, 26674, 29680, 37100, 53348, 66685, 74200, 93359, 106696, 133370, 148400, 186718, 213392, 266740, 333425, 373436, 466795, 533480, 666850, 706861, 746872, 933590, 1066960, 1333700, 1413722, 1493744, 1867180, 2333975, 2667400, 2827444, 3534305, 3734360, 4667950, 4948027, 5334800, 5654888, 7068610, 7468720, 9335900, 9896054, 11309776, 14137220, 17671525, 18671800, 19792108, 24740135, 28274440, 35343050, 37343600, 39584216, 49480270, 56548880, 70686100, 79168432, 98960540, 123700675, 141372200, 197921080, 247401350, 282744400, 395842160, 494802700, 989605400, 1979210800]

約数ペア:

[(1, 1979210800), (2, 989605400), (4, 494802700), (5, 395842160), (7, 282744400), (8, 247401350), (10, 197921080), (14, 141372200), (16, 123700675), (20, 98960540), (25, 79168432), (28, 70686100), (35, 56548880), (40, 49480270), (50, 39584216), (53, 37343600), (56, 35343050), (70, 28274440), (80, 24740135), (100, 19792108), (106, 18671800), (112, 17671525), (140, 14137220), (175, 11309776), (200, 9896054), (212, 9335900), (265, 7468720), (280, 7068610), (350, 5654888), (371, 5334800), (400, 4948027), (424, 4667950), (530, 3734360), (560, 3534305), (700, 2827444), (742, 2667400), (848, 2333975), (1060, 1867180), (1325, 1493744), (1400, 1413722), (1484, 1333700), (1855, 1066960), (2120, 933590), (2650, 746872), (2800, 706861), (2968, 666850), (3710, 533480), (4240, 466795), (5300, 373436), (5936, 333425), (7420, 266740), (9275, 213392), (10600, 186718), (13337, 148400), (14840, 133370), (18550, 106696), (21200, 93359), (26674, 74200), (29680, 66685), (37100, 53348)]