25720420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{116911}}^1$

素因数の和:116931

約数の個数: 24

約数和(自身を含む): 58923648

約数和(自身を除く): 33203228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 116911, 233822, 467644, 584555, 1169110, 1286021, 2338220, 2572042, 5144084, 6430105, 12860210, 25720420]

約数ペア:

[(1, 25720420), (2, 12860210), (4, 6430105), (5, 5144084), (10, 2572042), (11, 2338220), (20, 1286021), (22, 1169110), (44, 584555), (55, 467644), (110, 233822), (220, 116911)]