191379280

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{5849}}^1$

素因数の和:6271

約数の個数: 40

約数和(自身を含む): 446121000

約数和(自身を除く): 254741720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 3272, 4090, 5849, 6544, 8180, 11698, 16360, 23396, 29245, 32720, 46792, 58490, 93584, 116980, 233960, 467920, 2392241, 4784482, 9568964, 11961205, 19137928, 23922410, 38275856, 47844820, 95689640, 191379280]

約数ペア:

[(1, 191379280), (2, 95689640), (4, 47844820), (5, 38275856), (8, 23922410), (10, 19137928), (16, 11961205), (20, 9568964), (40, 4784482), (80, 2392241), (409, 467920), (818, 233960), (1636, 116980), (2045, 93584), (3272, 58490), (4090, 46792), (5849, 32720), (6544, 29245), (8180, 23396), (11698, 16360)]