1330407880

素因数分解:

$2^3\times 5^1\times {\mathrm{33260197}}^1$

素因数の和:33260208

約数の個数: 16

約数和(自身を含む): 2993417820

約数和(自身を除く): 1663009940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 33260197, 66520394, 133040788, 166300985, 266081576, 332601970, 665203940, 1330407880]

約数ペア:

[(1, 1330407880), (2, 665203940), (4, 332601970), (5, 266081576), (8, 166300985), (10, 133040788), (20, 66520394), (40, 33260197)]