127343860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{909599}}^1$

素因数の和:909615

約数の個数: 24

約数和(自身を含む): 305625600

約数和(自身を除く): 178281740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 909599, 1819198, 3638396, 4547995, 6367193, 9095990, 12734386, 18191980, 25468772, 31835965, 63671930, 127343860]

約数ペア:

[(1, 127343860), (2, 63671930), (4, 31835965), (5, 25468772), (7, 18191980), (10, 12734386), (14, 9095990), (20, 6367193), (28, 4547995), (35, 3638396), (70, 1819198), (140, 909599)]