389869120

素因数分解:

$2^6\times 5^1\times {\mathrm{137}}^1\times {\mathrm{8893}}^1$

素因数の和:9047

約数の個数: 56

約数和(自身を含む): 935257464

約数和(自身を除く): 545388344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 137, 160, 274, 320, 548, 685, 1096, 1370, 2192, 2740, 4384, 5480, 8768, 8893, 10960, 17786, 21920, 35572, 43840, 44465, 71144, 88930, 142288, 177860, 284576, 355720, 569152, 711440, 1218341, 1422880, 2436682, 2845760, 4873364, 6091705, 9746728, 12183410, 19493456, 24366820, 38986912, 48733640, 77973824, 97467280, 194934560, 389869120]

約数ペア:

[(1, 389869120), (2, 194934560), (4, 97467280), (5, 77973824), (8, 48733640), (10, 38986912), (16, 24366820), (20, 19493456), (32, 12183410), (40, 9746728), (64, 6091705), (80, 4873364), (137, 2845760), (160, 2436682), (274, 1422880), (320, 1218341), (548, 711440), (685, 569152), (1096, 355720), (1370, 284576), (2192, 177860), (2740, 142288), (4384, 88930), (5480, 71144), (8768, 44465), (8893, 43840), (10960, 35572), (17786, 21920)]