2185775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:203

約数の個数: 24

約数和(自身を含む): 2968560

約数和(自身を除く): 782785

約数列:

[1, 5, 17, 25, 37, 85, 139, 185, 425, 629, 695, 925, 2363, 3145, 3475, 5143, 11815, 15725, 25715, 59075, 87431, 128575, 437155, 2185775]

約数ペア:

[(1, 2185775), (5, 437155), (17, 128575), (25, 87431), (37, 59075), (85, 25715), (139, 15725), (185, 11815), (425, 5143), (629, 3475), (695, 3145), (925, 2363)]