245621690

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{225341}}^1$

素因数の和:225457

約数の個数: 16

約数和(自身を含む): 446177160

約数和(自身を除く): 200555470

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 225341, 450682, 1126705, 2253410, 24562169, 49124338, 122810845, 245621690]

約数ペア:

[(1, 245621690), (2, 122810845), (5, 49124338), (10, 24562169), (109, 2253410), (218, 1126705), (545, 450682), (1090, 225341)]