38930440

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8929}}^1$

素因数の和:9049

約数の個数: 32

約数和(自身を含む): 88407000

約数和(自身を除く): 49476560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 8929, 17858, 35716, 44645, 71432, 89290, 178580, 357160, 973261, 1946522, 3893044, 4866305, 7786088, 9732610, 19465220, 38930440]

約数ペア:

[(1, 38930440), (2, 19465220), (4, 9732610), (5, 7786088), (8, 4866305), (10, 3893044), (20, 1946522), (40, 973261), (109, 357160), (218, 178580), (436, 89290), (545, 71432), (872, 44645), (1090, 35716), (2180, 17858), (4360, 8929)]