40491272

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{123449}}^1$

素因数の和:123496

約数の個数: 16

約数和(自身を含む): 77773500

約数和(自身を除く): 37282228

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 123449, 246898, 493796, 987592, 5061409, 10122818, 20245636, 40491272]

約数ペア:

[(1, 40491272), (2, 20245636), (4, 10122818), (8, 5061409), (41, 987592), (82, 493796), (164, 246898), (328, 123449)]