13471880

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2423}}^1$

素因数の和:2573

約数の個数: 32

約数和(自身を含む): 30542400

約数和(自身を除く): 17070520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2423, 2780, 4846, 5560, 9692, 12115, 19384, 24230, 48460, 96920, 336797, 673594, 1347188, 1683985, 2694376, 3367970, 6735940, 13471880]

約数ペア:

[(1, 13471880), (2, 6735940), (4, 3367970), (5, 2694376), (8, 1683985), (10, 1347188), (20, 673594), (40, 336797), (139, 96920), (278, 48460), (556, 24230), (695, 19384), (1112, 12115), (1390, 9692), (2423, 5560), (2780, 4846)]