73180420

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{33569}}^1$

素因数の和:33687

約数の個数: 24

約数和(自身を含む): 155093400

約数和(自身を除く): 81912980

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 33569, 67138, 134276, 167845, 335690, 671380, 3659021, 7318042, 14636084, 18295105, 36590210, 73180420]

約数ペア:

[(1, 73180420), (2, 36590210), (4, 18295105), (5, 14636084), (10, 7318042), (20, 3659021), (109, 671380), (218, 335690), (436, 167845), (545, 134276), (1090, 67138), (2180, 33569)]