28631660

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{27011}}^1$

素因数の和:27073

約数の個数: 24

約数和(自身を含む): 61263216

約数和(自身を除く): 32631556

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 27011, 54022, 108044, 135055, 270110, 540220, 1431583, 2863166, 5726332, 7157915, 14315830, 28631660]

約数ペア:

[(1, 28631660), (2, 14315830), (4, 7157915), (5, 5726332), (10, 2863166), (20, 1431583), (53, 540220), (106, 270110), (212, 135055), (265, 108044), (530, 54022), (1060, 27011)]