13837960

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{757}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 31244760

約数和(自身を除く): 17406800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 757, 914, 1514, 1828, 2285, 3028, 3656, 3785, 4570, 6056, 7570, 9140, 15140, 18280, 30280, 345949, 691898, 1383796, 1729745, 2767592, 3459490, 6918980, 13837960]

約数ペア:

[(1, 13837960), (2, 6918980), (4, 3459490), (5, 2767592), (8, 1729745), (10, 1383796), (20, 691898), (40, 345949), (457, 30280), (757, 18280), (914, 15140), (1514, 9140), (1828, 7570), (2285, 6056), (3028, 4570), (3656, 3785)]