140492018

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1\times {\mathrm{2029}}^1$

素因数の和:2509

約数の個数: 16

約数和(自身を含む): 213759000

約数和(自身を除く): 73266982

約数列:

[1, 2, 89, 178, 389, 778, 2029, 4058, 34621, 69242, 180581, 361162, 789281, 1578562, 70246009, 140492018]

約数ペア:

[(1, 140492018), (2, 70246009), (89, 1578562), (178, 789281), (389, 361162), (778, 180581), (2029, 69242), (4058, 34621)]