20504700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{22783}}^1$

素因数の和:22803

約数の個数: 54

約数和(自身を含む): 64273664

約数和(自身を除く): 43768964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 22783, 45566, 68349, 91132, 113915, 136698, 205047, 227830, 273396, 341745, 410094, 455660, 569575, 683490, 820188, 1025235, 1139150, 1366980, 1708725, 2050470, 2278300, 3417450, 4100940, 5126175, 6834900, 10252350, 20504700]

約数ペア:

[(1, 20504700), (2, 10252350), (3, 6834900), (4, 5126175), (5, 4100940), (6, 3417450), (9, 2278300), (10, 2050470), (12, 1708725), (15, 1366980), (18, 1139150), (20, 1025235), (25, 820188), (30, 683490), (36, 569575), (45, 455660), (50, 410094), (60, 341745), (75, 273396), (90, 227830), (100, 205047), (150, 136698), (180, 113915), (225, 91132), (300, 68349), (450, 45566), (900, 22783)]