8902180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{63587}}^1$

素因数の和:63603

約数の個数: 24

約数和(自身を含む): 21365568

約数和(自身を除く): 12463388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 63587, 127174, 254348, 317935, 445109, 635870, 890218, 1271740, 1780436, 2225545, 4451090, 8902180]

約数ペア:

[(1, 8902180), (2, 4451090), (4, 2225545), (5, 1780436), (7, 1271740), (10, 890218), (14, 635870), (20, 445109), (28, 317935), (35, 254348), (70, 127174), (140, 63587)]