22895440

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2089}}^1$

素因数の和:2239

約数の個数: 40

約数和(自身を含む): 53646120

約数和(自身を除く): 30750680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2089, 2192, 2740, 4178, 5480, 8356, 10445, 10960, 16712, 20890, 33424, 41780, 83560, 167120, 286193, 572386, 1144772, 1430965, 2289544, 2861930, 4579088, 5723860, 11447720, 22895440]

約数ペア:

[(1, 22895440), (2, 11447720), (4, 5723860), (5, 4579088), (8, 2861930), (10, 2289544), (16, 1430965), (20, 1144772), (40, 572386), (80, 286193), (137, 167120), (274, 83560), (548, 41780), (685, 33424), (1096, 20890), (1370, 16712), (2089, 10960), (2192, 10445), (2740, 8356), (4178, 5480)]