90844280

素因数分解:

$2^3\times 5^1\times {\mathrm{2271107}}^1$

素因数の和:2271118

約数の個数: 16

約数和(自身を含む): 204399720

約数和(自身を除く): 113555440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2271107, 4542214, 9084428, 11355535, 18168856, 22711070, 45422140, 90844280]

約数ペア:

[(1, 90844280), (2, 45422140), (4, 22711070), (5, 18168856), (8, 11355535), (10, 9084428), (20, 4542214), (40, 2271107)]