139304830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1990069}}^1$

素因数の和:1990083

約数の個数: 16

約数和(自身を含む): 286570080

約数和(自身を除く): 147265250

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1990069, 3980138, 9950345, 13930483, 19900690, 27860966, 69652415, 139304830]

約数ペア:

[(1, 139304830), (2, 69652415), (5, 27860966), (7, 19900690), (10, 13930483), (14, 9950345), (35, 3980138), (70, 1990069)]