56219560

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{17791}}^1$

素因数の和:17881

約数の個数: 32

約数和(自身を含む): 128102400

約数和(自身を除く): 71882840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 17791, 35582, 71164, 88955, 142328, 177910, 355820, 711640, 1405489, 2810978, 5621956, 7027445, 11243912, 14054890, 28109780, 56219560]

約数ペア:

[(1, 56219560), (2, 28109780), (4, 14054890), (5, 11243912), (8, 7027445), (10, 5621956), (20, 2810978), (40, 1405489), (79, 711640), (158, 355820), (316, 177910), (395, 142328), (632, 88955), (790, 71164), (1580, 35582), (3160, 17791)]