1999648210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{294499}}^1$

素因数の和:294610

約数の個数: 32

約数和(自身を含む): 4155984000

約数和(自身を除く): 2156335790

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 3395, 6790, 294499, 588998, 1472495, 2061493, 2944990, 4122986, 10307465, 20614930, 28566403, 57132806, 142832015, 199964821, 285664030, 399929642, 999824105, 1999648210]

約数ペア:

[(1, 1999648210), (2, 999824105), (5, 399929642), (7, 285664030), (10, 199964821), (14, 142832015), (35, 57132806), (70, 28566403), (97, 20614930), (194, 10307465), (485, 4122986), (679, 2944990), (970, 2061493), (1358, 1472495), (3395, 588998), (6790, 294499)]