8540480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2053}}^1$

素因数の和:2083

約数の個数: 56

約数和(自身を含む): 21912072

約数和(自身を除く): 13371592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2053, 2080, 4106, 4160, 8212, 10265, 16424, 20530, 26689, 32848, 41060, 53378, 65696, 82120, 106756, 131392, 133445, 164240, 213512, 266890, 328480, 427024, 533780, 656960, 854048, 1067560, 1708096, 2135120, 4270240, 8540480]

約数ペア:

[(1, 8540480), (2, 4270240), (4, 2135120), (5, 1708096), (8, 1067560), (10, 854048), (13, 656960), (16, 533780), (20, 427024), (26, 328480), (32, 266890), (40, 213512), (52, 164240), (64, 133445), (65, 131392), (80, 106756), (104, 82120), (130, 65696), (160, 53378), (208, 41060), (260, 32848), (320, 26689), (416, 20530), (520, 16424), (832, 10265), (1040, 8212), (2053, 4160), (2080, 4106)]