1330705720

素因数分解:

$2^3\times 5^1\times {\mathrm{33267643}}^1$

素因数の和:33267654

約数の個数: 16

約数和(自身を含む): 2994087960

約数和(自身を除く): 1663382240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 33267643, 66535286, 133070572, 166338215, 266141144, 332676430, 665352860, 1330705720]

約数ペア:

[(1, 1330705720), (2, 665352860), (4, 332676430), (5, 266141144), (8, 166338215), (10, 133070572), (20, 66535286), (40, 33267643)]