55655720

素因数分解:

$2^3\times 5^1\times {\mathrm{1391393}}^1$

素因数の和:1391404

約数の個数: 16

約数和(自身を含む): 125225460

約数和(自身を除く): 69569740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1391393, 2782786, 5565572, 6956965, 11131144, 13913930, 27827860, 55655720]

約数ペア:

[(1, 55655720), (2, 27827860), (4, 13913930), (5, 11131144), (8, 6956965), (10, 5565572), (20, 2782786), (40, 1391393)]