40706810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 75632832

約数和(自身を除く): 34926022

約数列:

[1, 2, 5, 10, 43, 86, 137, 215, 274, 430, 685, 691, 1370, 1382, 3455, 5891, 6910, 11782, 29455, 29713, 58910, 59426, 94667, 148565, 189334, 297130, 473335, 946670, 4070681, 8141362, 20353405, 40706810]

約数ペア:

[(1, 40706810), (2, 20353405), (5, 8141362), (10, 4070681), (43, 946670), (86, 473335), (137, 297130), (215, 189334), (274, 148565), (430, 94667), (685, 59426), (691, 58910), (1370, 29713), (1382, 29455), (3455, 11782), (5891, 6910)]