9981350

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{2243}}^1$

素因数の和:2344

約数の個数: 24

約数和(自身を含む): 18782280

約数和(自身を除く): 8800930

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 2243, 4450, 4486, 11215, 22430, 56075, 112150, 199627, 399254, 998135, 1996270, 4990675, 9981350]

約数ペア:

[(1, 9981350), (2, 4990675), (5, 1996270), (10, 998135), (25, 399254), (50, 199627), (89, 112150), (178, 56075), (445, 22430), (890, 11215), (2225, 4486), (2243, 4450)]