144477640

素因数分解:

$2^3\times 5^1\times {\mathrm{3611941}}^1$

素因数の和:3611952

約数の個数: 16

約数和(自身を含む): 325074780

約数和(自身を除く): 180597140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3611941, 7223882, 14447764, 18059705, 28895528, 36119410, 72238820, 144477640]

約数ペア:

[(1, 144477640), (2, 72238820), (4, 36119410), (5, 28895528), (8, 18059705), (10, 14447764), (20, 7223882), (40, 3611941)]