17170820

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2141}}^1$

素因数の和:2551

約数の個数: 24

約数和(自身を含む): 36165528

約数和(自身を除く): 18994708

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 2141, 4010, 4282, 8020, 8564, 10705, 21410, 42820, 858541, 1717082, 3434164, 4292705, 8585410, 17170820]

約数ペア:

[(1, 17170820), (2, 8585410), (4, 4292705), (5, 3434164), (10, 1717082), (20, 858541), (401, 42820), (802, 21410), (1604, 10705), (2005, 8564), (2141, 8020), (4010, 4282)]