25379420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{115361}}^1$

素因数の和:115381

約数の個数: 24

約数和(自身を含む): 58142448

約数和(自身を除く): 32763028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 115361, 230722, 461444, 576805, 1153610, 1268971, 2307220, 2537942, 5075884, 6344855, 12689710, 25379420]

約数ペア:

[(1, 25379420), (2, 12689710), (4, 6344855), (5, 5075884), (10, 2537942), (11, 2307220), (20, 1268971), (22, 1153610), (44, 576805), (55, 461444), (110, 230722), (220, 115361)]