8339080

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1279}}^1$

素因数の和:1453

約数の個数: 32

約数和(自身を含む): 18892800

約数和(自身を除く): 10553720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1279, 1304, 1630, 2558, 3260, 5116, 6395, 6520, 10232, 12790, 25580, 51160, 208477, 416954, 833908, 1042385, 1667816, 2084770, 4169540, 8339080]

約数ペア:

[(1, 8339080), (2, 4169540), (4, 2084770), (5, 1667816), (8, 1042385), (10, 833908), (20, 416954), (40, 208477), (163, 51160), (326, 25580), (652, 12790), (815, 10232), (1279, 6520), (1304, 6395), (1630, 5116), (2558, 3260)]