30840670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{440581}}^1$

素因数の和:440595

約数の個数: 16

約数和(自身を含む): 63443808

約数和(自身を除く): 32603138

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 440581, 881162, 2202905, 3084067, 4405810, 6168134, 15420335, 30840670]

約数ペア:

[(1, 30840670), (2, 15420335), (5, 6168134), (7, 4405810), (10, 3084067), (14, 2202905), (35, 881162), (70, 440581)]