40407874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:874

約数の個数: 32

約数和(自身を含む): 68302080

約数和(自身を除く): 27894206

約数列:

[1, 2, 13, 26, 43, 47, 86, 94, 559, 611, 769, 1118, 1222, 1538, 2021, 4042, 9997, 19994, 26273, 33067, 36143, 52546, 66134, 72286, 429871, 469859, 859742, 939718, 1554149, 3108298, 20203937, 40407874]

約数ペア:

[(1, 40407874), (2, 20203937), (13, 3108298), (26, 1554149), (43, 939718), (47, 859742), (86, 469859), (94, 429871), (559, 72286), (611, 66134), (769, 52546), (1118, 36143), (1222, 33067), (1538, 26273), (2021, 19994), (4042, 9997)]