19138240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5437}}^1$

素因数の和:5465

約数の個数: 56

約数和(自身を含む): 49725072

約数和(自身を除く): 30586832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 5437, 10874, 21748, 27185, 43496, 54370, 59807, 86992, 108740, 119614, 173984, 217480, 239228, 299035, 347968, 434960, 478456, 598070, 869920, 956912, 1196140, 1739840, 1913824, 2392280, 3827648, 4784560, 9569120, 19138240]

約数ペア:

[(1, 19138240), (2, 9569120), (4, 4784560), (5, 3827648), (8, 2392280), (10, 1913824), (11, 1739840), (16, 1196140), (20, 956912), (22, 869920), (32, 598070), (40, 478456), (44, 434960), (55, 347968), (64, 299035), (80, 239228), (88, 217480), (110, 173984), (160, 119614), (176, 108740), (220, 86992), (320, 59807), (352, 54370), (440, 43496), (704, 27185), (880, 21748), (1760, 10874), (3520, 5437)]