20876750

素因数分解:

$2^1\times 5^3\times {\mathrm{113}}^1\times {\mathrm{739}}^1$

素因数の和:869

約数の個数: 32

約数和(自身を含む): 39480480

約数和(自身を除く): 18603730

約数列:

[1, 2, 5, 10, 25, 50, 113, 125, 226, 250, 565, 739, 1130, 1478, 2825, 3695, 5650, 7390, 14125, 18475, 28250, 36950, 83507, 92375, 167014, 184750, 417535, 835070, 2087675, 4175350, 10438375, 20876750]

約数ペア:

[(1, 20876750), (2, 10438375), (5, 4175350), (10, 2087675), (25, 835070), (50, 417535), (113, 184750), (125, 167014), (226, 92375), (250, 83507), (565, 36950), (739, 28250), (1130, 18475), (1478, 14125), (2825, 7390), (3695, 5650)]