1540040

素因数分解:

$2^3\times 5^1\times {\mathrm{38501}}^1$

素因数の和:38512

約数の個数: 16

約数和(自身を含む): 3465180

約数和(自身を除く): 1925140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 38501, 77002, 154004, 192505, 308008, 385010, 770020, 1540040]

約数ペア:

[(1, 1540040), (2, 770020), (4, 385010), (5, 308008), (8, 192505), (10, 154004), (20, 77002), (40, 38501)]