162940840

素因数分解:

$2^3\times 5^1\times {\mathrm{4073521}}^1$

素因数の和:4073532

約数の個数: 16

約数和(自身を含む): 366616980

約数和(自身を除く): 203676140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4073521, 8147042, 16294084, 20367605, 32588168, 40735210, 81470420, 162940840]

約数ペア:

[(1, 162940840), (2, 81470420), (4, 40735210), (5, 32588168), (8, 20367605), (10, 16294084), (20, 8147042), (40, 4073521)]