39986340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{666439}}^1$

素因数の和:666451

約数の個数: 24

約数和(自身を含む): 111961920

約数和(自身を除く): 71975580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 666439, 1332878, 1999317, 2665756, 3332195, 3998634, 6664390, 7997268, 9996585, 13328780, 19993170, 39986340]

約数ペア:

[(1, 39986340), (2, 19993170), (3, 13328780), (4, 9996585), (5, 7997268), (6, 6664390), (10, 3998634), (12, 3332195), (15, 2665756), (20, 1999317), (30, 1332878), (60, 666439)]