28381530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2383}}^1$

素因数の和:2790

約数の個数: 32

約数和(自身を含む): 68315904

約数和(自身を除く): 39934374

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 397, 794, 1191, 1985, 2382, 2383, 3970, 4766, 5955, 7149, 11910, 11915, 14298, 23830, 35745, 71490, 946051, 1892102, 2838153, 4730255, 5676306, 9460510, 14190765, 28381530]

約数ペア:

[(1, 28381530), (2, 14190765), (3, 9460510), (5, 5676306), (6, 4730255), (10, 2838153), (15, 1892102), (30, 946051), (397, 71490), (794, 35745), (1191, 23830), (1985, 14298), (2382, 11915), (2383, 11910), (3970, 7149), (4766, 5955)]