28360820

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{9391}}^1$

素因数の和:9551

約数の個数: 24

約数和(自身を含む): 59958528

約数和(自身を除く): 31597708

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 9391, 18782, 37564, 46955, 93910, 187820, 1418041, 2836082, 5672164, 7090205, 14180410, 28360820]

約数ペア:

[(1, 28360820), (2, 14180410), (4, 7090205), (5, 5672164), (10, 2836082), (20, 1418041), (151, 187820), (302, 93910), (604, 46955), (755, 37564), (1510, 18782), (3020, 9391)]