76804280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{274301}}^1$

素因数の和:274319

約数の個数: 32

約数和(自身を含む): 197497440

約数和(自身を除く): 120693160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 274301, 548602, 1097204, 1371505, 1920107, 2194408, 2743010, 3840214, 5486020, 7680428, 9600535, 10972040, 15360856, 19201070, 38402140, 76804280]

約数ペア:

[(1, 76804280), (2, 38402140), (4, 19201070), (5, 15360856), (7, 10972040), (8, 9600535), (10, 7680428), (14, 5486020), (20, 3840214), (28, 2743010), (35, 2194408), (40, 1920107), (56, 1371505), (70, 1097204), (140, 548602), (280, 274301)]