1574382640

素因数分解:

$2^4\times 5^1\times {\mathrm{997}}^1\times {\mathrm{19739}}^1$

素因数の和:20749

約数の個数: 40

約数和(自身を含む): 3664296720

約数和(自身を除く): 2089914080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 997, 1994, 3988, 4985, 7976, 9970, 15952, 19739, 19940, 39478, 39880, 78956, 79760, 98695, 157912, 197390, 315824, 394780, 789560, 1579120, 19679783, 39359566, 78719132, 98398915, 157438264, 196797830, 314876528, 393595660, 787191320, 1574382640]

約数ペア:

[(1, 1574382640), (2, 787191320), (4, 393595660), (5, 314876528), (8, 196797830), (10, 157438264), (16, 98398915), (20, 78719132), (40, 39359566), (80, 19679783), (997, 1579120), (1994, 789560), (3988, 394780), (4985, 315824), (7976, 197390), (9970, 157912), (15952, 98695), (19739, 79760), (19940, 78956), (39478, 39880)]