7131440

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{919}}^1$

素因数の和:1029

約数の個数: 40

約数和(自身を含む): 16769760

約数和(自身を除く): 9638320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 919, 970, 1552, 1838, 1940, 3676, 3880, 4595, 7352, 7760, 9190, 14704, 18380, 36760, 73520, 89143, 178286, 356572, 445715, 713144, 891430, 1426288, 1782860, 3565720, 7131440]

約数ペア:

[(1, 7131440), (2, 3565720), (4, 1782860), (5, 1426288), (8, 891430), (10, 713144), (16, 445715), (20, 356572), (40, 178286), (80, 89143), (97, 73520), (194, 36760), (388, 18380), (485, 14704), (776, 9190), (919, 7760), (970, 7352), (1552, 4595), (1838, 3880), (1940, 3676)]