4978250

素因数分解:

$2^1\times 5^3\times {\mathrm{19913}}^1$

素因数の和:19930

約数の個数: 16

約数和(自身を含む): 9319752

約数和(自身を除く): 4341502

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 19913, 39826, 99565, 199130, 497825, 995650, 2489125, 4978250]

約数ペア:

[(1, 4978250), (2, 2489125), (5, 995650), (10, 497825), (25, 199130), (50, 99565), (125, 39826), (250, 19913)]