42860920

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{2237}}^1$

素因数の和:2727

約数の個数: 32

約数和(自身を含む): 96681600

約数和(自身を除く): 53820680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2237, 2395, 3832, 4474, 4790, 8948, 9580, 11185, 17896, 19160, 22370, 44740, 89480, 1071523, 2143046, 4286092, 5357615, 8572184, 10715230, 21430460, 42860920]

約数ペア:

[(1, 42860920), (2, 21430460), (4, 10715230), (5, 8572184), (8, 5357615), (10, 4286092), (20, 2143046), (40, 1071523), (479, 89480), (958, 44740), (1916, 22370), (2237, 19160), (2395, 17896), (3832, 11185), (4474, 9580), (4790, 8948)]