204922870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{890969}}^1$

素因数の和:890999

約数の個数: 16

約数和(自身を含む): 384899040

約数和(自身を除く): 179976170

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 890969, 1781938, 4454845, 8909690, 20492287, 40984574, 102461435, 204922870]

約数ペア:

[(1, 204922870), (2, 102461435), (5, 40984574), (10, 20492287), (23, 8909690), (46, 4454845), (115, 1781938), (230, 890969)]