56289680

素因数分解:

$2^4\times 5^1\times {\mathrm{743}}^1\times {\mathrm{947}}^1$

素因数の和:1703

約数の個数: 40

約数和(自身を含む): 131188032

約数和(自身を除く): 74898352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 743, 947, 1486, 1894, 2972, 3715, 3788, 4735, 5944, 7430, 7576, 9470, 11888, 14860, 15152, 18940, 29720, 37880, 59440, 75760, 703621, 1407242, 2814484, 3518105, 5628968, 7036210, 11257936, 14072420, 28144840, 56289680]

約数ペア:

[(1, 56289680), (2, 28144840), (4, 14072420), (5, 11257936), (8, 7036210), (10, 5628968), (16, 3518105), (20, 2814484), (40, 1407242), (80, 703621), (743, 75760), (947, 59440), (1486, 37880), (1894, 29720), (2972, 18940), (3715, 15152), (3788, 14860), (4735, 11888), (5944, 9470), (7430, 7576)]