29931760

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2731}}^1$

素因数の和:2881

約数の個数: 40

約数和(自身を含む): 70124976

約数和(自身を除く): 40193216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2731, 2740, 5462, 5480, 10924, 10960, 13655, 21848, 27310, 43696, 54620, 109240, 218480, 374147, 748294, 1496588, 1870735, 2993176, 3741470, 5986352, 7482940, 14965880, 29931760]

約数ペア:

[(1, 29931760), (2, 14965880), (4, 7482940), (5, 5986352), (8, 3741470), (10, 2993176), (16, 1870735), (20, 1496588), (40, 748294), (80, 374147), (137, 218480), (274, 109240), (548, 54620), (685, 43696), (1096, 27310), (1370, 21848), (2192, 13655), (2731, 10960), (2740, 10924), (5462, 5480)]