56310760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127979}}^1$

素因数の和:128001

約数の個数: 32

約数和(自身を含む): 138218400

約数和(自身を除く): 81907640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 127979, 255958, 511916, 639895, 1023832, 1279790, 1407769, 2559580, 2815538, 5119160, 5631076, 7038845, 11262152, 14077690, 28155380, 56310760]

約数ペア:

[(1, 56310760), (2, 28155380), (4, 14077690), (5, 11262152), (8, 7038845), (10, 5631076), (11, 5119160), (20, 2815538), (22, 2559580), (40, 1407769), (44, 1279790), (55, 1023832), (88, 639895), (110, 511916), (220, 255958), (440, 127979)]