170731280

素因数分解:

$2^4\times 5^1\times {\mathrm{2134141}}^1$

素因数の和:2134154

約数の個数: 20

約数和(自身を含む): 396950412

約数和(自身を除く): 226219132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2134141, 4268282, 8536564, 10670705, 17073128, 21341410, 34146256, 42682820, 85365640, 170731280]

約数ペア:

[(1, 170731280), (2, 85365640), (4, 42682820), (5, 34146256), (8, 21341410), (10, 17073128), (16, 10670705), (20, 8536564), (40, 4268282), (80, 2134141)]