492758480

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{56509}}^1$

素因数の和:56631

約数の個数: 40

約数和(自身を含む): 1156194600

約数和(自身を除く): 663436120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 56509, 113018, 226036, 282545, 452072, 565090, 904144, 1130180, 2260360, 4520720, 6159481, 12318962, 24637924, 30797405, 49275848, 61594810, 98551696, 123189620, 246379240, 492758480]

約数ペア:

[(1, 492758480), (2, 246379240), (4, 123189620), (5, 98551696), (8, 61594810), (10, 49275848), (16, 30797405), (20, 24637924), (40, 12318962), (80, 6159481), (109, 4520720), (218, 2260360), (436, 1130180), (545, 904144), (872, 565090), (1090, 452072), (1744, 282545), (2180, 226036), (4360, 113018), (8720, 56509)]