30920810

素因数分解:

$2^1\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{2131}}^1$

素因数の和:3589

約数の個数: 16

約数和(自身を含む): 55721952

約数和(自身を除く): 24801142

約数列:

[1, 2, 5, 10, 1451, 2131, 2902, 4262, 7255, 10655, 14510, 21310, 3092081, 6184162, 15460405, 30920810]

約数ペア:

[(1, 30920810), (2, 15460405), (5, 6184162), (10, 3092081), (1451, 21310), (2131, 14510), (2902, 10655), (4262, 7255)]