3891280

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 9142272

約数和(自身を除く): 5250992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 383, 508, 635, 766, 1016, 1270, 1532, 1915, 2032, 2540, 3064, 3830, 5080, 6128, 7660, 10160, 15320, 30640, 48641, 97282, 194564, 243205, 389128, 486410, 778256, 972820, 1945640, 3891280]

約数ペア:

[(1, 3891280), (2, 1945640), (4, 972820), (5, 778256), (8, 486410), (10, 389128), (16, 243205), (20, 194564), (40, 97282), (80, 48641), (127, 30640), (254, 15320), (383, 10160), (508, 7660), (635, 6128), (766, 5080), (1016, 3830), (1270, 3064), (1532, 2540), (1915, 2032)]