28195380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{156641}}^1$

素因数の和:156656

約数の個数: 36

約数和(自身を含む): 85526532

約数和(自身を除く): 57331152

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 156641, 313282, 469923, 626564, 783205, 939846, 1409769, 1566410, 1879692, 2349615, 2819538, 3132820, 4699230, 5639076, 7048845, 9398460, 14097690, 28195380]

約数ペア:

[(1, 28195380), (2, 14097690), (3, 9398460), (4, 7048845), (5, 5639076), (6, 4699230), (9, 3132820), (10, 2819538), (12, 2349615), (15, 1879692), (18, 1566410), (20, 1409769), (30, 939846), (36, 783205), (45, 626564), (60, 469923), (90, 313282), (180, 156641)]