222720530

素因数分解:

$2^1\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{18211}}^1$

素因数の和:19441

約数の個数: 16

約数和(自身を含む): 401246784

約数和(自身を除く): 178526254

約数列:

[1, 2, 5, 10, 1223, 2446, 6115, 12230, 18211, 36422, 91055, 182110, 22272053, 44544106, 111360265, 222720530]

約数ペア:

[(1, 222720530), (2, 111360265), (5, 44544106), (10, 22272053), (1223, 182110), (2446, 91055), (6115, 36422), (12230, 18211)]