74136980

素因数分解:

$2^2\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{2221}}^1$

素因数の和:3899

約数の個数: 24

約数和(自身を含む): 155851080

約数和(自身を除く): 81714100

約数列:

[1, 2, 4, 5, 10, 20, 1669, 2221, 3338, 4442, 6676, 8345, 8884, 11105, 16690, 22210, 33380, 44420, 3706849, 7413698, 14827396, 18534245, 37068490, 74136980]

約数ペア:

[(1, 74136980), (2, 37068490), (4, 18534245), (5, 14827396), (10, 7413698), (20, 3706849), (1669, 44420), (2221, 33380), (3338, 22210), (4442, 16690), (6676, 11105), (8345, 8884)]