90454360

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{4721}}^1$

素因数の和:5211

約数の個数: 32

約数和(自身を含む): 203990400

約数和(自身を除く): 113536040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2395, 3832, 4721, 4790, 9442, 9580, 18884, 19160, 23605, 37768, 47210, 94420, 188840, 2261359, 4522718, 9045436, 11306795, 18090872, 22613590, 45227180, 90454360]

約数ペア:

[(1, 90454360), (2, 45227180), (4, 22613590), (5, 18090872), (8, 11306795), (10, 9045436), (20, 4522718), (40, 2261359), (479, 188840), (958, 94420), (1916, 47210), (2395, 37768), (3832, 23605), (4721, 19160), (4790, 18884), (9442, 9580)]