20674620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{114859}}^1$

素因数の和:114874

約数の個数: 36

約数和(自身を含む): 62713560

約数和(自身を除く): 42038940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 114859, 229718, 344577, 459436, 574295, 689154, 1033731, 1148590, 1378308, 1722885, 2067462, 2297180, 3445770, 4134924, 5168655, 6891540, 10337310, 20674620]

約数ペア:

[(1, 20674620), (2, 10337310), (3, 6891540), (4, 5168655), (5, 4134924), (6, 3445770), (9, 2297180), (10, 2067462), (12, 1722885), (15, 1378308), (18, 1148590), (20, 1033731), (30, 689154), (36, 574295), (45, 459436), (60, 344577), (90, 229718), (180, 114859)]