20287750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11593}}^1$

素因数の和:11617

約数の個数: 32

約数和(自身を含む): 43407936

約数和(自身を除く): 23120186

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 11593, 23186, 57965, 81151, 115930, 162302, 289825, 405755, 579650, 811510, 1449125, 2028775, 2898250, 4057550, 10143875, 20287750]

約数ペア:

[(1, 20287750), (2, 10143875), (5, 4057550), (7, 2898250), (10, 2028775), (14, 1449125), (25, 811510), (35, 579650), (50, 405755), (70, 289825), (125, 162302), (175, 115930), (250, 81151), (350, 57965), (875, 23186), (1750, 11593)]