680975.0000000

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1201}}^1$

素因数の和:1258

約数の個数: 32

約数和(自身を含む): 17308800

約数和(自身を除く): 8044286

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 133, 203, 266, 406, 551, 1102, 1201, 2402, 3857, 7714, 8407, 16814, 22819, 34829, 45638, 69658, 159733, 243803, 319466, 487606, 661751, 1323502, 4632257, 9264514]

約数ペア:

[(1, 9264514), (2, 4632257), (7, 1323502), (14, 661751), (19, 487606), (29, 319466), (38, 243803), (58, 159733), (133, 69658), (203, 45638), (266, 34829), (406, 22819), (551, 16814), (1102, 8407), (1201, 7714), (2402, 3857)]