4955140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2273}}^1$

素因数の和:2391

約数の個数: 24

約数和(自身を含む): 10505880

約数和(自身を除く): 5550740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 2273, 4546, 9092, 11365, 22730, 45460, 247757, 495514, 991028, 1238785, 2477570, 4955140]

約数ペア:

[(1, 4955140), (2, 2477570), (4, 1238785), (5, 991028), (10, 495514), (20, 247757), (109, 45460), (218, 22730), (436, 11365), (545, 9092), (1090, 4546), (2180, 2273)]