2028844520

素因数分解:

$2^3\times 5^1\times {\mathrm{50721113}}^1$

素因数の和:50721124

約数の個数: 16

約数和(自身を含む): 4564900260

約数和(自身を除く): 2536055740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50721113, 101442226, 202884452, 253605565, 405768904, 507211130, 1014422260, 2028844520]

約数ペア:

[(1, 2028844520), (2, 1014422260), (4, 507211130), (5, 405768904), (8, 253605565), (10, 202884452), (20, 101442226), (40, 50721113)]