40385478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{2351}}^1$

素因数の和:2772

約数の個数: 32

約数和(自身を含む): 92574720

約数和(自身を除く): 52189242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 409, 818, 1227, 2351, 2454, 2863, 4702, 5726, 7053, 8589, 14106, 16457, 17178, 32914, 49371, 98742, 961559, 1923118, 2884677, 5769354, 6730913, 13461826, 20192739, 40385478]

約数ペア:

[(1, 40385478), (2, 20192739), (3, 13461826), (6, 6730913), (7, 5769354), (14, 2884677), (21, 1923118), (42, 961559), (409, 98742), (818, 49371), (1227, 32914), (2351, 17178), (2454, 16457), (2863, 14106), (4702, 8589), (5726, 7053)]