28777040

素因数分解:

$2^4\times 5^1\times {\mathrm{359713}}^1$

素因数の和:359726

約数の個数: 20

約数和(自身を含む): 66906804

約数和(自身を除く): 38129764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359713, 719426, 1438852, 1798565, 2877704, 3597130, 5755408, 7194260, 14388520, 28777040]

約数ペア:

[(1, 28777040), (2, 14388520), (4, 7194260), (5, 5755408), (8, 3597130), (10, 2877704), (16, 1798565), (20, 1438852), (40, 719426), (80, 359713)]