27849520

素因数分解:

$2^4\times 5^1\times {\mathrm{491}}^1\times {\mathrm{709}}^1$

素因数の和:1213

約数の個数: 40

約数和(自身を含む): 64973520

約数和(自身を除く): 37124000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491, 709, 982, 1418, 1964, 2455, 2836, 3545, 3928, 4910, 5672, 7090, 7856, 9820, 11344, 14180, 19640, 28360, 39280, 56720, 348119, 696238, 1392476, 1740595, 2784952, 3481190, 5569904, 6962380, 13924760, 27849520]

約数ペア:

[(1, 27849520), (2, 13924760), (4, 6962380), (5, 5569904), (8, 3481190), (10, 2784952), (16, 1740595), (20, 1392476), (40, 696238), (80, 348119), (491, 56720), (709, 39280), (982, 28360), (1418, 19640), (1964, 14180), (2455, 11344), (2836, 9820), (3545, 7856), (3928, 7090), (4910, 5672)]