8857990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2027}}^1$

素因数の和:2076

約数の個数: 32

約数和(自身を含む): 17521920

約数和(自身を除く): 8663930

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2027, 2185, 4054, 4370, 10135, 20270, 38513, 46621, 77026, 93242, 192565, 233105, 385130, 466210, 885799, 1771598, 4428995, 8857990]

約数ペア:

[(1, 8857990), (2, 4428995), (5, 1771598), (10, 885799), (19, 466210), (23, 385130), (38, 233105), (46, 192565), (95, 93242), (115, 77026), (190, 46621), (230, 38513), (437, 20270), (874, 10135), (2027, 4370), (2185, 4054)]