28254340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83101}}^1$

素因数の和:83127

約数の個数: 24

約数和(自身を含む): 62825112

約数和(自身を除く): 34570772

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 83101, 166202, 332404, 415505, 831010, 1412717, 1662020, 2825434, 5650868, 7063585, 14127170, 28254340]

約数ペア:

[(1, 28254340), (2, 14127170), (4, 7063585), (5, 5650868), (10, 2825434), (17, 1662020), (20, 1412717), (34, 831010), (68, 415505), (85, 332404), (170, 166202), (340, 83101)]