27984140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{34127}}^1$

素因数の和:34177

約数の個数: 24

約数和(自身を含む): 60201792

約数和(自身を除く): 32217652

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 34127, 68254, 136508, 170635, 341270, 682540, 1399207, 2798414, 5596828, 6996035, 13992070, 27984140]

約数ペア:

[(1, 27984140), (2, 13992070), (4, 6996035), (5, 5596828), (10, 2798414), (20, 1399207), (41, 682540), (82, 341270), (164, 170635), (205, 136508), (410, 68254), (820, 34127)]