1966840

素因数分解:

$2^3\times 5^1\times {\mathrm{49171}}^1$

素因数の和:49182

約数の個数: 16

約数和(自身を含む): 4425480

約数和(自身を除く): 2458640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 49171, 98342, 196684, 245855, 393368, 491710, 983420, 1966840]

約数ペア:

[(1, 1966840), (2, 983420), (4, 491710), (5, 393368), (8, 245855), (10, 196684), (20, 98342), (40, 49171)]