145262440

素因数分解:

$2^3\times 5^1\times {\mathrm{3631561}}^1$

素因数の和:3631572

約数の個数: 16

約数和(自身を含む): 326840580

約数和(自身を除く): 181578140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3631561, 7263122, 14526244, 18157805, 29052488, 36315610, 72631220, 145262440]

約数ペア:

[(1, 145262440), (2, 72631220), (4, 36315610), (5, 29052488), (8, 18157805), (10, 14526244), (20, 7263122), (40, 3631561)]