28243790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2939}}^1$

素因数の和:3008

約数の個数: 24

約数和(自身を含む): 52549560

約数和(自身を除く): 24305770

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 961, 1922, 2939, 4805, 5878, 9610, 14695, 29390, 91109, 182218, 455545, 911090, 2824379, 5648758, 14121895, 28243790]

約数ペア:

[(1, 28243790), (2, 14121895), (5, 5648758), (10, 2824379), (31, 911090), (62, 455545), (155, 182218), (310, 91109), (961, 29390), (1922, 14695), (2939, 9610), (4805, 5878)]