28696890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1997}}^1$

素因数の和:2486

約数の個数: 32

約数和(自身を含む): 69050880

約数和(自身を除く): 40353990

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 479, 958, 1437, 1997, 2395, 2874, 3994, 4790, 5991, 7185, 9985, 11982, 14370, 19970, 29955, 59910, 956563, 1913126, 2869689, 4782815, 5739378, 9565630, 14348445, 28696890]

約数ペア:

[(1, 28696890), (2, 14348445), (3, 9565630), (5, 5739378), (6, 4782815), (10, 2869689), (15, 1913126), (30, 956563), (479, 59910), (958, 29955), (1437, 19970), (1997, 14370), (2395, 11982), (2874, 9985), (3994, 7185), (4790, 5991)]