40024210

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{10289}}^1$

素因数の和:10685

約数の個数: 16

約数和(自身を含む): 72235800

約数和(自身を除く): 32211590

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 10289, 20578, 51445, 102890, 4002421, 8004842, 20012105, 40024210]

約数ペア:

[(1, 40024210), (2, 20012105), (5, 8004842), (10, 4002421), (389, 102890), (778, 51445), (1945, 20578), (3890, 10289)]