11191880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{39971}}^1$

素因数の和:39989

約数の個数: 32

約数和(自身を含む): 28779840

約数和(自身を除く): 17587960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 39971, 79942, 159884, 199855, 279797, 319768, 399710, 559594, 799420, 1119188, 1398985, 1598840, 2238376, 2797970, 5595940, 11191880]

約数ペア:

[(1, 11191880), (2, 5595940), (4, 2797970), (5, 2238376), (7, 1598840), (8, 1398985), (10, 1119188), (14, 799420), (20, 559594), (28, 399710), (35, 319768), (40, 279797), (56, 199855), (70, 159884), (140, 79942), (280, 39971)]