28109680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15277}}^1$

素因数の和:15313

約数の個数: 40

約数和(自身を含む): 68200992

約数和(自身を除く): 40091312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 15277, 30554, 61108, 76385, 122216, 152770, 244432, 305540, 351371, 611080, 702742, 1222160, 1405484, 1756855, 2810968, 3513710, 5621936, 7027420, 14054840, 28109680]

約数ペア:

[(1, 28109680), (2, 14054840), (4, 7027420), (5, 5621936), (8, 3513710), (10, 2810968), (16, 1756855), (20, 1405484), (23, 1222160), (40, 702742), (46, 611080), (80, 351371), (92, 305540), (115, 244432), (184, 152770), (230, 122216), (368, 76385), (460, 61108), (920, 30554), (1840, 15277)]