169116020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{95009}}^1$

素因数の和:95107

約数の個数: 24

約数和(自身を含む): 359137800

約数和(自身を除く): 190021780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 95009, 190018, 380036, 475045, 950090, 1900180, 8455801, 16911602, 33823204, 42279005, 84558010, 169116020]

約数ペア:

[(1, 169116020), (2, 84558010), (4, 42279005), (5, 33823204), (10, 16911602), (20, 8455801), (89, 1900180), (178, 950090), (356, 475045), (445, 380036), (890, 190018), (1780, 95009)]