2720266

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:765

約数の個数: 16

約数和(自身を含む): 4270464

約数和(自身を除く): 1550198

約数列:

[1, 2, 43, 47, 86, 94, 673, 1346, 2021, 4042, 28939, 31631, 57878, 63262, 1360133, 2720266]

約数ペア:

[(1, 2720266), (2, 1360133), (43, 63262), (47, 57878), (86, 31631), (94, 28939), (673, 4042), (1346, 2021)]