8200720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9319}}^1$

素因数の和:9343

約数の個数: 40

約数和(自身を含む): 20802240

約数和(自身を除く): 12601520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 9319, 18638, 37276, 46595, 74552, 93190, 102509, 149104, 186380, 205018, 372760, 410036, 512545, 745520, 820072, 1025090, 1640144, 2050180, 4100360, 8200720]

約数ペア:

[(1, 8200720), (2, 4100360), (4, 2050180), (5, 1640144), (8, 1025090), (10, 820072), (11, 745520), (16, 512545), (20, 410036), (22, 372760), (40, 205018), (44, 186380), (55, 149104), (80, 102509), (88, 93190), (110, 74552), (176, 46595), (220, 37276), (440, 18638), (880, 9319)]