13900790

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2731}}^1$

素因数の和:3247

約数の個数: 16

約数和(自身を含む): 25079760

約数和(自身を除く): 11178970

約数列:

[1, 2, 5, 10, 509, 1018, 2545, 2731, 5090, 5462, 13655, 27310, 1390079, 2780158, 6950395, 13900790]

約数ペア:

[(1, 13900790), (2, 6950395), (5, 2780158), (10, 1390079), (509, 27310), (1018, 13655), (2545, 5462), (2731, 5090)]