85710380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{612217}}^1$

素因数の和:612233

約数の個数: 24

約数和(自身を含む): 205705248

約数和(自身を除く): 119994868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 612217, 1224434, 2448868, 3061085, 4285519, 6122170, 8571038, 12244340, 17142076, 21427595, 42855190, 85710380]

約数ペア:

[(1, 85710380), (2, 42855190), (4, 21427595), (5, 17142076), (7, 12244340), (10, 8571038), (14, 6122170), (20, 4285519), (28, 3061085), (35, 2448868), (70, 1224434), (140, 612217)]