56227880

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{4051}}^1$

素因数の和:4409

約数の個数: 32

約数和(自身を含む): 126908640

約数和(自身を除く): 70680760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 4051, 6940, 8102, 13880, 16204, 20255, 32408, 40510, 81020, 162040, 1405697, 2811394, 5622788, 7028485, 11245576, 14056970, 28113940, 56227880]

約数ペア:

[(1, 56227880), (2, 28113940), (4, 14056970), (5, 11245576), (8, 7028485), (10, 5622788), (20, 2811394), (40, 1405697), (347, 162040), (694, 81020), (1388, 40510), (1735, 32408), (2776, 20255), (3470, 16204), (4051, 13880), (6940, 8102)]