8459120

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2579}}^1$

素因数の和:2633

約数の個数: 40

約数和(自身を含む): 20154960

約数和(自身を除く): 11695840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 2579, 3280, 5158, 10316, 12895, 20632, 25790, 41264, 51580, 103160, 105739, 206320, 211478, 422956, 528695, 845912, 1057390, 1691824, 2114780, 4229560, 8459120]

約数ペア:

[(1, 8459120), (2, 4229560), (4, 2114780), (5, 1691824), (8, 1057390), (10, 845912), (16, 528695), (20, 422956), (40, 211478), (41, 206320), (80, 105739), (82, 103160), (164, 51580), (205, 41264), (328, 25790), (410, 20632), (656, 12895), (820, 10316), (1640, 5158), (2579, 3280)]