1330667720

素因数分解:

$2^3\times 5^1\times {\mathrm{33266693}}^1$

素因数の和:33266704

約数の個数: 16

約数和(自身を含む): 2994002460

約数和(自身を除く): 1663334740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 33266693, 66533386, 133066772, 166333465, 266133544, 332666930, 665333860, 1330667720]

約数ペア:

[(1, 1330667720), (2, 665333860), (4, 332666930), (5, 266133544), (8, 166333465), (10, 133066772), (20, 66533386), (40, 33266693)]