7997290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:899

約数の個数: 48

約数和(自身を含む): 17647200

約数和(自身を除く): 9649910

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 859, 931, 1330, 1718, 1862, 4295, 4655, 6013, 8590, 9310, 12026, 16321, 30065, 32642, 42091, 60130, 81605, 84182, 114247, 163210, 210455, 228494, 420910, 571235, 799729, 1142470, 1599458, 3998645, 7997290]

約数ペア:

[(1, 7997290), (2, 3998645), (5, 1599458), (7, 1142470), (10, 799729), (14, 571235), (19, 420910), (35, 228494), (38, 210455), (49, 163210), (70, 114247), (95, 84182), (98, 81605), (133, 60130), (190, 42091), (245, 32642), (266, 30065), (490, 16321), (665, 12026), (859, 9310), (931, 8590), (1330, 6013), (1718, 4655), (1862, 4295)]