919940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6571}}^1$

素因数の和:6587

約数の個数: 24

約数和(自身を含む): 2208192

約数和(自身を除く): 1288252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6571, 13142, 26284, 32855, 45997, 65710, 91994, 131420, 183988, 229985, 459970, 919940]

約数ペア:

[(1, 919940), (2, 459970), (4, 229985), (5, 183988), (7, 131420), (10, 91994), (14, 65710), (20, 45997), (28, 32855), (35, 26284), (70, 13142), (140, 6571)]