10212680

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1283}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 23112000

約数和(自身を除く): 12899320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1283, 1592, 1990, 2566, 3980, 5132, 6415, 7960, 10264, 12830, 25660, 51320, 255317, 510634, 1021268, 1276585, 2042536, 2553170, 5106340, 10212680]

約数ペア:

[(1, 10212680), (2, 5106340), (4, 2553170), (5, 2042536), (8, 1276585), (10, 1021268), (20, 510634), (40, 255317), (199, 51320), (398, 25660), (796, 12830), (995, 10264), (1283, 7960), (1592, 6415), (1990, 5132), (2566, 3980)]