235555640

素因数分解:

$2^3\times 5^1\times {\mathrm{2089}}^1\times {\mathrm{2819}}^1$

素因数の和:4919

約数の個数: 32

約数和(自身を含む): 530442000

約数和(自身を除く): 294886360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2089, 2819, 4178, 5638, 8356, 10445, 11276, 14095, 16712, 20890, 22552, 28190, 41780, 56380, 83560, 112760, 5888891, 11777782, 23555564, 29444455, 47111128, 58888910, 117777820, 235555640]

約数ペア:

[(1, 235555640), (2, 117777820), (4, 58888910), (5, 47111128), (8, 29444455), (10, 23555564), (20, 11777782), (40, 5888891), (2089, 112760), (2819, 83560), (4178, 56380), (5638, 41780), (8356, 28190), (10445, 22552), (11276, 20890), (14095, 16712)]