3240560

素因数分解:

$2^4\times 5^1\times {\mathrm{40507}}^1$

素因数の和:40520

約数の個数: 20

約数和(自身を含む): 7534488

約数和(自身を除く): 4293928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 40507, 81014, 162028, 202535, 324056, 405070, 648112, 810140, 1620280, 3240560]

約数ペア:

[(1, 3240560), (2, 1620280), (4, 810140), (5, 648112), (8, 405070), (10, 324056), (16, 202535), (20, 162028), (40, 81014), (80, 40507)]