79180420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359911}}^1$

素因数の和:359931

約数の個数: 24

約数和(自身を含む): 181395648

約数和(自身を除く): 102215228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 359911, 719822, 1439644, 1799555, 3599110, 3959021, 7198220, 7918042, 15836084, 19795105, 39590210, 79180420]

約数ペア:

[(1, 79180420), (2, 39590210), (4, 19795105), (5, 15836084), (10, 7918042), (11, 7198220), (20, 3959021), (22, 3599110), (44, 1799555), (55, 1439644), (110, 719822), (220, 359911)]