28002740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{82361}}^1$

素因数の和:82387

約数の個数: 24

約数和(自身を含む): 62265672

約数和(自身を除く): 34262932

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 82361, 164722, 329444, 411805, 823610, 1400137, 1647220, 2800274, 5600548, 7000685, 14001370, 28002740]

約数ペア:

[(1, 28002740), (2, 14001370), (4, 7000685), (5, 5600548), (10, 2800274), (17, 1647220), (20, 1400137), (34, 823610), (68, 411805), (85, 329444), (170, 164722), (340, 82361)]