1255760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1427}}^1$

素因数の和:1451

約数の個数: 40

約数和(自身を含む): 3187296

約数和(自身を除く): 1931536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1427, 2854, 5708, 7135, 11416, 14270, 15697, 22832, 28540, 31394, 57080, 62788, 78485, 114160, 125576, 156970, 251152, 313940, 627880, 1255760]

約数ペア:

[(1, 1255760), (2, 627880), (4, 313940), (5, 251152), (8, 156970), (10, 125576), (11, 114160), (16, 78485), (20, 62788), (22, 57080), (40, 31394), (44, 28540), (55, 22832), (80, 15697), (88, 14270), (110, 11416), (176, 7135), (220, 5708), (440, 2854), (880, 1427)]