1998794310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{646859}}^1$

素因数の和:646972

約数の個数: 32

約数和(自身を含む): 4843687680

約数和(自身を除く): 2844893370

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 646859, 1293718, 1940577, 3234295, 3881154, 6468590, 9702885, 19405770, 66626477, 133252954, 199879431, 333132385, 399758862, 666264770, 999397155, 1998794310]

約数ペア:

[(1, 1998794310), (2, 999397155), (3, 666264770), (5, 399758862), (6, 333132385), (10, 199879431), (15, 133252954), (30, 66626477), (103, 19405770), (206, 9702885), (309, 6468590), (515, 3881154), (618, 3234295), (1030, 1940577), (1545, 1293718), (3090, 646859)]