28880990

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{39563}}^1$

素因数の和:39643

約数の個数: 16

約数和(自身を含む): 52699248

約数和(自身を除く): 23818258

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 39563, 79126, 197815, 395630, 2888099, 5776198, 14440495, 28880990]

約数ペア:

[(1, 28880990), (2, 14440495), (5, 5776198), (10, 2888099), (73, 395630), (146, 197815), (365, 79126), (730, 39563)]