38644380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{214691}}^1$

素因数の和:214706

約数の個数: 36

約数和(自身を含む): 117221832

約数和(自身を除く): 78577452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 214691, 429382, 644073, 858764, 1073455, 1288146, 1932219, 2146910, 2576292, 3220365, 3864438, 4293820, 6440730, 7728876, 9661095, 12881460, 19322190, 38644380]

約数ペア:

[(1, 38644380), (2, 19322190), (3, 12881460), (4, 9661095), (5, 7728876), (6, 6440730), (9, 4293820), (10, 3864438), (12, 3220365), (15, 2576292), (18, 2146910), (20, 1932219), (30, 1288146), (36, 1073455), (45, 858764), (60, 644073), (90, 429382), (180, 214691)]