9810340

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{983}}^1$

素因数の和:1491

約数の個数: 24

約数和(自身を含む): 20664000

約数和(自身を除く): 10853660

約数列:

[1, 2, 4, 5, 10, 20, 499, 983, 998, 1966, 1996, 2495, 3932, 4915, 4990, 9830, 9980, 19660, 490517, 981034, 1962068, 2452585, 4905170, 9810340]

約数ペア:

[(1, 9810340), (2, 4905170), (4, 2452585), (5, 1962068), (10, 981034), (20, 490517), (499, 19660), (983, 9980), (998, 9830), (1966, 4990), (1996, 4915), (2495, 3932)]