26920980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149561}}^1$

素因数の和:149576

約数の個数: 36

約数和(自身を含む): 81660852

約数和(自身を除く): 54739872

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 149561, 299122, 448683, 598244, 747805, 897366, 1346049, 1495610, 1794732, 2243415, 2692098, 2991220, 4486830, 5384196, 6730245, 8973660, 13460490, 26920980]

約数ペア:

[(1, 26920980), (2, 13460490), (3, 8973660), (4, 6730245), (5, 5384196), (6, 4486830), (9, 2991220), (10, 2692098), (12, 2243415), (15, 1794732), (18, 1495610), (20, 1346049), (30, 897366), (36, 747805), (45, 598244), (60, 448683), (90, 299122), (180, 149561)]