30740072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1289}}^1$

素因数の和:1577

約数の個数: 32

約数和(自身を含む): 63158400

約数和(自身を除く): 32418328

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 271, 542, 1084, 1289, 2168, 2578, 2981, 5156, 5962, 10312, 11924, 14179, 23848, 28358, 56716, 113432, 349319, 698638, 1397276, 2794552, 3842509, 7685018, 15370036, 30740072]

約数ペア:

[(1, 30740072), (2, 15370036), (4, 7685018), (8, 3842509), (11, 2794552), (22, 1397276), (44, 698638), (88, 349319), (271, 113432), (542, 56716), (1084, 28358), (1289, 23848), (2168, 14179), (2578, 11924), (2981, 10312), (5156, 5962)]