2887712690

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3244621}}^1$

素因数の和:3244717

約数の個数: 16

約数和(自身を含む): 5256287640

約数和(自身を除く): 2368574950

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 3244621, 6489242, 16223105, 32446210, 288771269, 577542538, 1443856345, 2887712690]

約数ペア:

[(1, 2887712690), (2, 1443856345), (5, 577542538), (10, 288771269), (89, 32446210), (178, 16223105), (445, 6489242), (890, 3244621)]