20297000

素因数分解:

$2^3\times 5^3\times {\mathrm{20297}}^1$

素因数の和:20318

約数の個数: 32

約数和(自身を含む): 47497320

約数和(自身を除く): 27200320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 20297, 40594, 81188, 101485, 162376, 202970, 405940, 507425, 811880, 1014850, 2029700, 2537125, 4059400, 5074250, 10148500, 20297000]

約数ペア:

[(1, 20297000), (2, 10148500), (4, 5074250), (5, 4059400), (8, 2537125), (10, 2029700), (20, 1014850), (25, 811880), (40, 507425), (50, 405940), (100, 202970), (125, 162376), (200, 101485), (250, 81188), (500, 40594), (1000, 20297)]