40791640

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{2129}}^1$

素因数の和:2619

約数の個数: 32

約数和(自身を含む): 92016000

約数和(自身を除く): 51224360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2129, 2395, 3832, 4258, 4790, 8516, 9580, 10645, 17032, 19160, 21290, 42580, 85160, 1019791, 2039582, 4079164, 5098955, 8158328, 10197910, 20395820, 40791640]

約数ペア:

[(1, 40791640), (2, 20395820), (4, 10197910), (5, 8158328), (8, 5098955), (10, 4079164), (20, 2039582), (40, 1019791), (479, 85160), (958, 42580), (1916, 21290), (2129, 19160), (2395, 17032), (3832, 10645), (4258, 9580), (4790, 8516)]