448033880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1600121}}^1$

素因数の和:1600139

約数の個数: 32

約数和(自身を含む): 1152087840

約数和(自身を除く): 704053960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1600121, 3200242, 6400484, 8000605, 11200847, 12800968, 16001210, 22401694, 32002420, 44803388, 56004235, 64004840, 89606776, 112008470, 224016940, 448033880]

約数ペア:

[(1, 448033880), (2, 224016940), (4, 112008470), (5, 89606776), (7, 64004840), (8, 56004235), (10, 44803388), (14, 32002420), (20, 22401694), (28, 16001210), (35, 12800968), (40, 11200847), (56, 8000605), (70, 6400484), (140, 3200242), (280, 1600121)]