40677980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{290557}}^1$

素因数の和:290573

約数の個数: 24

約数和(自身を含む): 97627488

約数和(自身を除く): 56949508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 290557, 581114, 1162228, 1452785, 2033899, 2905570, 4067798, 5811140, 8135596, 10169495, 20338990, 40677980]

約数ペア:

[(1, 40677980), (2, 20338990), (4, 10169495), (5, 8135596), (7, 5811140), (10, 4067798), (14, 2905570), (20, 2033899), (28, 1452785), (35, 1162228), (70, 581114), (140, 290557)]