7155140

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1031}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 15083712

約数和(自身を除く): 7928572

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1031, 1388, 1735, 2062, 3470, 4124, 5155, 6940, 10310, 20620, 357757, 715514, 1431028, 1788785, 3577570, 7155140]

約数ペア:

[(1, 7155140), (2, 3577570), (4, 1788785), (5, 1431028), (10, 715514), (20, 357757), (347, 20620), (694, 10310), (1031, 6940), (1388, 5155), (1735, 4124), (2062, 3470)]