64923380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{170851}}^1$

素因数の和:170879

約数の個数: 24

約数和(自身を含む): 143515680

約数和(自身を除く): 78592300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 170851, 341702, 683404, 854255, 1708510, 3246169, 3417020, 6492338, 12984676, 16230845, 32461690, 64923380]

約数ペア:

[(1, 64923380), (2, 32461690), (4, 16230845), (5, 12984676), (10, 6492338), (19, 3417020), (20, 3246169), (38, 1708510), (76, 854255), (95, 683404), (190, 341702), (380, 170851)]