56227280

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3331}}^1$

素因数の和:3555

約数の個数: 40

約数和(自身を含む): 131387424

約数和(自身を除く): 75160144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3331, 3376, 4220, 6662, 8440, 13324, 16655, 16880, 26648, 33310, 53296, 66620, 133240, 266480, 702841, 1405682, 2811364, 3514205, 5622728, 7028410, 11245456, 14056820, 28113640, 56227280]

約数ペア:

[(1, 56227280), (2, 28113640), (4, 14056820), (5, 11245456), (8, 7028410), (10, 5622728), (16, 3514205), (20, 2811364), (40, 1405682), (80, 702841), (211, 266480), (422, 133240), (844, 66620), (1055, 53296), (1688, 33310), (2110, 26648), (3331, 16880), (3376, 16655), (4220, 13324), (6662, 8440)]