8487280

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{383}}^1$

素因数の和:673

約数の個数: 40

約数和(自身を含む): 19855872

約数和(自身を除く): 11368592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 383, 554, 766, 1108, 1385, 1532, 1915, 2216, 2770, 3064, 3830, 4432, 5540, 6128, 7660, 11080, 15320, 22160, 30640, 106091, 212182, 424364, 530455, 848728, 1060910, 1697456, 2121820, 4243640, 8487280]

約数ペア:

[(1, 8487280), (2, 4243640), (4, 2121820), (5, 1697456), (8, 1060910), (10, 848728), (16, 530455), (20, 424364), (40, 212182), (80, 106091), (277, 30640), (383, 22160), (554, 15320), (766, 11080), (1108, 7660), (1385, 6128), (1532, 5540), (1915, 4432), (2216, 3830), (2770, 3064)]