39868780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{284777}}^1$

素因数の和:284793

約数の個数: 24

約数和(自身を含む): 95685408

約数和(自身を除く): 55816628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 284777, 569554, 1139108, 1423885, 1993439, 2847770, 3986878, 5695540, 7973756, 9967195, 19934390, 39868780]

約数ペア:

[(1, 39868780), (2, 19934390), (4, 9967195), (5, 7973756), (7, 5695540), (10, 3986878), (14, 2847770), (20, 1993439), (28, 1423885), (35, 1139108), (70, 569554), (140, 284777)]