20456750

素因数分解:

$2^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{1741}}^1$

素因数の和:1805

約数の個数: 32

約数和(自身を含む): 39132288

約数和(自身を除く): 18675538

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 125, 235, 250, 470, 1175, 1741, 2350, 3482, 5875, 8705, 11750, 17410, 43525, 81827, 87050, 163654, 217625, 409135, 435250, 818270, 2045675, 4091350, 10228375, 20456750]

約数ペア:

[(1, 20456750), (2, 10228375), (5, 4091350), (10, 2045675), (25, 818270), (47, 435250), (50, 409135), (94, 217625), (125, 163654), (235, 87050), (250, 81827), (470, 43525), (1175, 17410), (1741, 11750), (2350, 8705), (3482, 5875)]