131603920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{235007}}^1$

素因数の和:235027

約数の個数: 40

約数和(自身を含む): 349691904

約数和(自身を除く): 218087984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 235007, 470014, 940028, 1175035, 1645049, 1880056, 2350070, 3290098, 3760112, 4700140, 6580196, 8225245, 9400280, 13160392, 16450490, 18800560, 26320784, 32900980, 65801960, 131603920]

約数ペア:

[(1, 131603920), (2, 65801960), (4, 32900980), (5, 26320784), (7, 18800560), (8, 16450490), (10, 13160392), (14, 9400280), (16, 8225245), (20, 6580196), (28, 4700140), (35, 3760112), (40, 3290098), (56, 2350070), (70, 1880056), (80, 1645049), (112, 1175035), (140, 940028), (280, 470014), (560, 235007)]