9643820

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3469}}^1$

素因数の和:3617

約数の個数: 24

約数和(自身を含む): 20403600

約数和(自身を除く): 10759780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 3469, 6938, 13876, 17345, 34690, 69380, 482191, 964382, 1928764, 2410955, 4821910, 9643820]

約数ペア:

[(1, 9643820), (2, 4821910), (4, 2410955), (5, 1928764), (10, 964382), (20, 482191), (139, 69380), (278, 34690), (556, 17345), (695, 13876), (1390, 6938), (2780, 3469)]