214657880

素因数分解:

$2^3\times 5^1\times {\mathrm{5366447}}^1$

素因数の和:5366458

約数の個数: 16

約数和(自身を含む): 482980320

約数和(自身を除く): 268322440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5366447, 10732894, 21465788, 26832235, 42931576, 53664470, 107328940, 214657880]

約数ペア:

[(1, 214657880), (2, 107328940), (4, 53664470), (5, 42931576), (8, 26832235), (10, 21465788), (20, 10732894), (40, 5366447)]