40395748

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 78059520

約数和(自身を除く): 37663772

約数列:

[1, 2, 4, 19, 38, 43, 47, 76, 86, 94, 172, 188, 263, 526, 817, 893, 1052, 1634, 1786, 2021, 3268, 3572, 4042, 4997, 8084, 9994, 11309, 12361, 19988, 22618, 24722, 38399, 45236, 49444, 76798, 153596, 214871, 234859, 429742, 469718, 531523, 859484, 939436, 1063046, 2126092, 10098937, 20197874, 40395748]

約数ペア:

[(1, 40395748), (2, 20197874), (4, 10098937), (19, 2126092), (38, 1063046), (43, 939436), (47, 859484), (76, 531523), (86, 469718), (94, 429742), (172, 234859), (188, 214871), (263, 153596), (526, 76798), (817, 49444), (893, 45236), (1052, 38399), (1634, 24722), (1786, 22618), (2021, 19988), (3268, 12361), (3572, 11309), (4042, 9994), (4997, 8084)]