21734800

素因数分解:

$2^4\times 5^2\times {\mathrm{67}}^1\times {\mathrm{811}}^1$

素因数の和:896

約数の個数: 60

約数和(自身を含む): 53062576

約数和(自身を除く): 31327776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 67, 80, 100, 134, 200, 268, 335, 400, 536, 670, 811, 1072, 1340, 1622, 1675, 2680, 3244, 3350, 4055, 5360, 6488, 6700, 8110, 12976, 13400, 16220, 20275, 26800, 32440, 40550, 54337, 64880, 81100, 108674, 162200, 217348, 271685, 324400, 434696, 543370, 869392, 1086740, 1358425, 2173480, 2716850, 4346960, 5433700, 10867400, 21734800]

約数ペア:

[(1, 21734800), (2, 10867400), (4, 5433700), (5, 4346960), (8, 2716850), (10, 2173480), (16, 1358425), (20, 1086740), (25, 869392), (40, 543370), (50, 434696), (67, 324400), (80, 271685), (100, 217348), (134, 162200), (200, 108674), (268, 81100), (335, 64880), (400, 54337), (536, 40550), (670, 32440), (811, 26800), (1072, 20275), (1340, 16220), (1622, 13400), (1675, 12976), (2680, 8110), (3244, 6700), (3350, 6488), (4055, 5360)]