13260040

素因数分解:

$2^3\times 5^1\times {\mathrm{331501}}^1$

素因数の和:331512

約数の個数: 16

約数和(自身を含む): 29835180

約数和(自身を除く): 16575140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331501, 663002, 1326004, 1657505, 2652008, 3315010, 6630020, 13260040]

約数ペア:

[(1, 13260040), (2, 6630020), (4, 3315010), (5, 2652008), (8, 1657505), (10, 1326004), (20, 663002), (40, 331501)]