28419530

素因数分解:

$2^1\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{2017}}^1$

素因数の和:3433

約数の個数: 16

約数和(自身を含む): 51216840

約数和(自身を除く): 22797310

約数列:

[1, 2, 5, 10, 1409, 2017, 2818, 4034, 7045, 10085, 14090, 20170, 2841953, 5683906, 14209765, 28419530]

約数ペア:

[(1, 28419530), (2, 14209765), (5, 5683906), (10, 2841953), (1409, 20170), (2017, 14090), (2818, 10085), (4034, 7045)]