420080940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2333783}}^1$

素因数の和:2333798

約数の個数: 36

約数和(自身を含む): 1274246064

約数和(自身を除く): 854165124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2333783, 4667566, 7001349, 9335132, 11668915, 14002698, 21004047, 23337830, 28005396, 35006745, 42008094, 46675660, 70013490, 84016188, 105020235, 140026980, 210040470, 420080940]

約数ペア:

[(1, 420080940), (2, 210040470), (3, 140026980), (4, 105020235), (5, 84016188), (6, 70013490), (9, 46675660), (10, 42008094), (12, 35006745), (15, 28005396), (18, 23337830), (20, 21004047), (30, 14002698), (36, 11668915), (45, 9335132), (60, 7001349), (90, 4667566), (180, 2333783)]