20662800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:345

約数の個数: 120

約数和(自身を含む): 67439136

約数和(自身を除く): 46776336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 67, 75, 80, 100, 120, 134, 150, 200, 201, 240, 257, 268, 300, 335, 400, 402, 514, 536, 600, 670, 771, 804, 1005, 1028, 1072, 1200, 1285, 1340, 1542, 1608, 1675, 2010, 2056, 2570, 2680, 3084, 3216, 3350, 3855, 4020, 4112, 5025, 5140, 5360, 6168, 6425, 6700, 7710, 8040, 10050, 10280, 12336, 12850, 13400, 15420, 16080, 17219, 19275, 20100, 20560, 25700, 26800, 30840, 34438, 38550, 40200, 51400, 51657, 61680, 68876, 77100, 80400, 86095, 102800, 103314, 137752, 154200, 172190, 206628, 258285, 275504, 308400, 344380, 413256, 430475, 516570, 688760, 826512, 860950, 1033140, 1291425, 1377520, 1721900, 2066280, 2582850, 3443800, 4132560, 5165700, 6887600, 10331400, 20662800]

約数ペア:

[(1, 20662800), (2, 10331400), (3, 6887600), (4, 5165700), (5, 4132560), (6, 3443800), (8, 2582850), (10, 2066280), (12, 1721900), (15, 1377520), (16, 1291425), (20, 1033140), (24, 860950), (25, 826512), (30, 688760), (40, 516570), (48, 430475), (50, 413256), (60, 344380), (67, 308400), (75, 275504), (80, 258285), (100, 206628), (120, 172190), (134, 154200), (150, 137752), (200, 103314), (201, 102800), (240, 86095), (257, 80400), (268, 77100), (300, 68876), (335, 61680), (400, 51657), (402, 51400), (514, 40200), (536, 38550), (600, 34438), (670, 30840), (771, 26800), (804, 25700), (1005, 20560), (1028, 20100), (1072, 19275), (1200, 17219), (1285, 16080), (1340, 15420), (1542, 13400), (1608, 12850), (1675, 12336), (2010, 10280), (2056, 10050), (2570, 8040), (2680, 7710), (3084, 6700), (3216, 6425), (3350, 6168), (3855, 5360), (4020, 5140), (4112, 5025)]