39677990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{15683}}^1$

素因数の和:15724

約数の個数: 32

約数和(自身を含む): 81305856

約数和(自身を除く): 41627866

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 15683, 31366, 78415, 156830, 172513, 345026, 360709, 721418, 862565, 1725130, 1803545, 3607090, 3967799, 7935598, 19838995, 39677990]

約数ペア:

[(1, 39677990), (2, 19838995), (5, 7935598), (10, 3967799), (11, 3607090), (22, 1803545), (23, 1725130), (46, 862565), (55, 721418), (110, 360709), (115, 345026), (230, 172513), (253, 156830), (506, 78415), (1265, 31366), (2530, 15683)]