209014717640

素因数分解:

$2^3\times 5^1\times {\mathrm{48623}}^1\times {\mathrm{107467}}^1$

素因数の和:156101

約数の個数: 32

約数和(自身を含む): 470297162880

約数和(自身を除く): 261282445240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 48623, 97246, 107467, 194492, 214934, 243115, 388984, 429868, 486230, 537335, 859736, 972460, 1074670, 1944920, 2149340, 4298680, 5225367941, 10450735882, 20901471764, 26126839705, 41802943528, 52253679410, 104507358820, 209014717640]

約数ペア:

[(1, 209014717640), (2, 104507358820), (4, 52253679410), (5, 41802943528), (8, 26126839705), (10, 20901471764), (20, 10450735882), (40, 5225367941), (48623, 4298680), (97246, 2149340), (107467, 1944920), (194492, 1074670), (214934, 972460), (243115, 859736), (388984, 537335), (429868, 486230)]