858140620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2523943}}^1$

素因数の和:2523969

約数の個数: 24

約数和(自身を含む): 1908101664

約数和(自身を除く): 1049961044

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2523943, 5047886, 10095772, 12619715, 25239430, 42907031, 50478860, 85814062, 171628124, 214535155, 429070310, 858140620]

約数ペア:

[(1, 858140620), (2, 429070310), (4, 214535155), (5, 171628124), (10, 85814062), (17, 50478860), (20, 42907031), (34, 25239430), (68, 12619715), (85, 10095772), (170, 5047886), (340, 2523943)]