5521480

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{619}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 12499200

約数和(自身を除く): 6977720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 619, 892, 1115, 1238, 1784, 2230, 2476, 3095, 4460, 4952, 6190, 8920, 12380, 24760, 138037, 276074, 552148, 690185, 1104296, 1380370, 2760740, 5521480]

約数ペア:

[(1, 5521480), (2, 2760740), (4, 1380370), (5, 1104296), (8, 690185), (10, 552148), (20, 276074), (40, 138037), (223, 24760), (446, 12380), (619, 8920), (892, 6190), (1115, 4952), (1238, 4460), (1784, 3095), (2230, 2476)]