200231810

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:866

約数の個数: 32

約数和(自身を含む): 364608000

約数和(自身を除く): 164376190

約数列:

[1, 2, 5, 10, 199, 239, 398, 421, 478, 842, 995, 1195, 1990, 2105, 2390, 4210, 47561, 83779, 95122, 100619, 167558, 201238, 237805, 418895, 475610, 503095, 837790, 1006190, 20023181, 40046362, 100115905, 200231810]

約数ペア:

[(1, 200231810), (2, 100115905), (5, 40046362), (10, 20023181), (199, 1006190), (239, 837790), (398, 503095), (421, 475610), (478, 418895), (842, 237805), (995, 201238), (1195, 167558), (1990, 100619), (2105, 95122), (2390, 83779), (4210, 47561)]