40040848

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{147209}}^1$

素因数の和:147234

約数の個数: 20

約数和(自身を含む): 82143180

約数和(自身を除く): 42102332

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 147209, 294418, 588836, 1177672, 2355344, 2502553, 5005106, 10010212, 20020424, 40040848]

約数ペア:

[(1, 40040848), (2, 20020424), (4, 10010212), (8, 5005106), (16, 2502553), (17, 2355344), (34, 1177672), (68, 588836), (136, 294418), (272, 147209)]