45280780

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{20771}}^1$

素因数の和:20889

約数の個数: 24

約数和(自身を含む): 95966640

約数和(自身を除く): 50685860

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 20771, 41542, 83084, 103855, 207710, 415420, 2264039, 4528078, 9056156, 11320195, 22640390, 45280780]

約数ペア:

[(1, 45280780), (2, 22640390), (4, 11320195), (5, 9056156), (10, 4528078), (20, 2264039), (109, 415420), (218, 207710), (436, 103855), (545, 83084), (1090, 41542), (2180, 20771)]