142578440

素因数分解:

$2^3\times 5^1\times {\mathrm{3564461}}^1$

素因数の和:3564472

約数の個数: 16

約数和(自身を含む): 320801580

約数和(自身を除く): 178223140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3564461, 7128922, 14257844, 17822305, 28515688, 35644610, 71289220, 142578440]

約数ペア:

[(1, 142578440), (2, 71289220), (4, 35644610), (5, 28515688), (8, 17822305), (10, 14257844), (20, 7128922), (40, 3564461)]