389632790

素因数分解:

$2^1\times 5^1\times {\mathrm{4231}}^1\times {\mathrm{9209}}^1$

素因数の和:13447

約数の個数: 16

約数和(自身を含む): 701580960

約数和(自身を除く): 311948170

約数列:

[1, 2, 5, 10, 4231, 8462, 9209, 18418, 21155, 42310, 46045, 92090, 38963279, 77926558, 194816395, 389632790]

約数ペア:

[(1, 389632790), (2, 194816395), (5, 77926558), (10, 38963279), (4231, 92090), (8462, 46045), (9209, 42310), (18418, 21155)]