420553630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{30497}}^1$

素因数の和:30708

約数の個数: 32

約数和(自身を含む): 869558976

約数和(自身を除く): 449005346

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2758, 6895, 13790, 30497, 60994, 152485, 213479, 304970, 426958, 1067395, 2134790, 6007909, 12015818, 30039545, 42055363, 60079090, 84110726, 210276815, 420553630]

約数ペア:

[(1, 420553630), (2, 210276815), (5, 84110726), (7, 60079090), (10, 42055363), (14, 30039545), (35, 12015818), (70, 6007909), (197, 2134790), (394, 1067395), (985, 426958), (1379, 304970), (1970, 213479), (2758, 152485), (6895, 60994), (13790, 30497)]