202080.0000000

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1993}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 17754576

約数和(自身を除く): 9344116

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 1993, 2110, 3986, 4220, 7972, 9965, 19930, 39860, 420523, 841046, 1682092, 2102615, 4205230, 8410460]

約数ペア:

[(1, 8410460), (2, 4205230), (4, 2102615), (5, 1682092), (10, 841046), (20, 420523), (211, 39860), (422, 19930), (844, 9965), (1055, 7972), (1993, 4220), (2110, 3986)]