13678960

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1049}}^1$

素因数の和:1225

約数の個数: 40

約数和(自身を含む): 32029200

約数和(自身を除く): 18350240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1049, 1304, 1630, 2098, 2608, 3260, 4196, 5245, 6520, 8392, 10490, 13040, 16784, 20980, 41960, 83920, 170987, 341974, 683948, 854935, 1367896, 1709870, 2735792, 3419740, 6839480, 13678960]

約数ペア:

[(1, 13678960), (2, 6839480), (4, 3419740), (5, 2735792), (8, 1709870), (10, 1367896), (16, 854935), (20, 683948), (40, 341974), (80, 170987), (163, 83920), (326, 41960), (652, 20980), (815, 16784), (1049, 13040), (1304, 10490), (1630, 8392), (2098, 6520), (2608, 5245), (3260, 4196)]