87380360

素因数分解:

$2^3\times 5^1\times {\mathrm{2184509}}^1$

素因数の和:2184520

約数の個数: 16

約数和(自身を含む): 196605900

約数和(自身を除く): 109225540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2184509, 4369018, 8738036, 10922545, 17476072, 21845090, 43690180, 87380360]

約数ペア:

[(1, 87380360), (2, 43690180), (4, 21845090), (5, 17476072), (8, 10922545), (10, 8738036), (20, 4369018), (40, 2184509)]